• HIGH END 1.00 CT. DIAMOND & BLACK ONYX COCKTAIL RING 18K WHITE GOLD SIZE US6.25

    SIZE US6.25. DIAMOND & BLACK ONYX COCKTAIL RING. Black Onyx. 18K WHITE GOLD SIZE. 18K White Gold. Mouse over images to see larger version. Genuine Round. Double your traffic.
    AU $1,058.74
    Estimated delivery dateEst. delivery Wed, Oct 24
    Was: Previous priceAU $1,114.46
    From United States
    FAST 'N FREE
    Brand: UnbrandedStyle: CocktailMetal: White Gold
  • New IPPOLITA New Black Onyx 18K Gold Ring Size 5.75

    IPPOLITA, and 18K are stamped on the inside of the ring. This unique process allows for larger more abstract designs.
    AU $1,121.46
    From United States
    Was: Previous priceAU $2,235.93
    Brand: IPPOLITA
    Free postage
    Style: Statement
    Guaranteed by Fri, Oct 26
    Metal: Yellow Gold
  • BIBIGI COCKTAIL RING BLACK ONYX 0.50 CT. DIAMOND 18K WHITE YELLOW GOLD SIZE 6.5

    AUTHENTIC BIBIGI . COCKTAIL RING BLACK ONYX & DIAMOND. BLACK ONYX & 0.50 CT. COCKTAIL RING. Black Onyx. 18K WHITE & YELLOW GOLD. 18K Yellow Gold. 18K White Gold.
    AU $2,230.67
    Estimated delivery dateEst. delivery Wed, Oct 24
    Was: Previous priceAU $2,348.08
    From United States
    FAST 'N FREE
    Style: CocktailMetal: Yellow Gold
  • New Diamond Turquoise & White Onyx 18k Yellow Gold Diamond Shape Ring Size 6.25

    Genuine hand-carved white onyx. faceted turquoise gem. Auctiva's FREE Counter. round cut diamonds G coflor, SI1-SI2 clarity. ring's top - 1 5/8" long x 1" wide x 9/16" thick.
    AU $1,833.36
    From United States
    Was: Previous priceAU $2,593.40
    Brand: Handmade
    AU $9.74 postage
    Style: CocktailMetal: Yellow Gold
  • Written valuation $2600.00 Onyx and Diamond white Gold Art Deco Style with Band

    A fantastic 18 ct white gold (acid tested) 2 stone Onyx and Diamond ring. As we are not jewelers we are unable to provide details of size and clarity and colour of diamonds. Diamond 1 @ 3.6mm - 0.20 cts H P2.
    AU $850.00
    Style: Band
    AU $17.00 postage
    Metal: White Gold
    or Best Offer
    31 watching
  • Phillip Gavriel 18k Yellow Gold and Sterling Silver Onyx Popcorn Halo Ring

    AU $133.17
    Estimated delivery dateEst. delivery Wed, Oct 24
    FAST 'N FREE
    From United StatesBrand: Phillip GavrielMetal: Sterling Silver
  • Samuel B Behnam BJC Natural Stone 18K Gold Vintage Sterling Silver 925 Ring Deco

    This is a gorgeous authentic Samuel B designer natural sapphire cocktail ring set in solid sterling silver and 18k yellow gold. The ring is STAMPED 925 18K with the designers trademark and NOT SCRAP but an excellent opportunity to add a wonderful item to your jewelry wardrobe. The ring is size 5.5 and weighs 10.02 grams of sterling silver and 18k yellow gold. The item is NEW WITH TAGS and a closeout from a large upper scale jewelry store. The ring measures 19mm in width. 2611
    AU $152.80
    From United States
    Free postage
    Brand: Samuel B.
    or Best Offer
    Style: Solitaire
    Guaranteed by Thu, Oct 25
    Metal: Sterling Silver
  • 18ct gold mens ring with black onyx

    Size: N (adjustable for an extra cost depending on size change).
    AU $799.00
    Metal: Yellow Gold
    AU $20.00 postage
    or Best Offer
    15 watching
  • Genuine 18ct Rose Gold Bvlgari Flip Ring, Mother of Pearl & Onyx, 6.1 grams

    Genuine 18ct Rose Gold Bvlgari Flip Ring, Mother of Pearl & Onyx 18ct rose Gold Bvlgari Flip Ring featuring a rotating centre disc with Onyx set into one side and Mother of Pearl on the other. Bvlgari website price: US$2300.00 (AU$2900.00 on 5th August 2017) Ring specifications: Purity: 18ct Weight: 6.1 grams Size: G 1/2 Gemstones: Onyx and Mother of Pearl Hallmarks: "AU750", "A97X7E", "Made In Italy" Ring has been cleaned and polished Please pay through bank transfer
    AU $1,300.00
    Brand: Bvlgari
    14 watching
    Metal: Rose Gold
  • 18ct Yellow Gold MEN'S ONYX COLLEGE RING

    Not GL – GF – GP – China Gold – Silver filled or 375/925. Weight: 8.5 g. Hallmark: 750. Condition: Great.
    AU $595.00
    Metal: Yellow Gold
  • Vintage Mid Century 18ct /750 Solid Yellow Gold Ring Black Onyx Italy Made

    Vintage mid century Unusual 18k / 750 yellow gold ring with black onyx stone Made In Italy . It is acid tested even if it has hallmarks. Ring size approx : R Stone size approx:11.84 x 7.73mm Will be sent via recorded so please bid with confidence. Thanks for looking
    AU $290.00
    0 bidsEnding 29 Oct at 18:22 AEDST7d 14hMetal: Yellow Gold

2,648 items found from eBay international sellers

  • Piaget 18k White Gold Onyx Heart Shaped Ring

    Up for sale this beautiful Piaget 18k White Gold Onyx Heart Shaped Ring.
    AU $69.92
    3 bids
    AU $21.03 postage
    Ending Friday at 4:30 AEDST4dFrom United StatesBrand: PiagetMetal: White Gold
  • David Yurman Osetra pinky ring gold 18K green onyx $1900 NEW sz 6

    100% authentic, brand new,  never used /worn,  in  perfect condition, with  tag attached   David Yurman  pouch  and box included  David Yurman pinky ring in yellow 18K gold and green onyx Retails for $1900.00 in size 6
 Great gift
    AU $1,962.56
    From United States
    AU $14.02 postage
    Brand: David YurmanMetal: Yellow Gold
  • VINTAGE 18K SOLID GOLD ONYX RING SIZE 10.25

    Up for sale is a size 10.25 black onyx ring that is 18K gold. The ring is from an estate sale. Ring weighs 13.6 grams. Marked "750" on the inside.
    AU $762.58
    From United States
    Free postage
    Metal: Yellow Gold
  • David Yurman Petrvs Horse Ring with Black Onyx in 18 Karat Yellow Gold. $2100

    The ring is a current David Yurman style and can be seen on their website for more information. The David Yurman style number is R15844M88BBO8. Very cool David Yurman ring! THIS ITEM HAS BEEN THOROUGHLY CLEANED, POLISHED, RHODIUM PLATED (IF APPLICABLE) AND INSPECTED.
    AU $1,400.43
    From United States
    Free postage
    Brand: David Yurman
    Guaranteed by Fri, Oct 26
    Style: SignetMetal: Yellow Gold
  • Diamond onyx spider spooky ring 18K white gold E round brilliant 25.3C Halloween

    The ring's unique detail is the spider that has been cleverly riveted to spin freely, which is prong set with twenty-four (24) natural, genuine, untreated, full cut, fully faceted, round brilliant diamonds of E color and I1 clarity totaling. 30CT.
    AU $1,752.30
    0 bids
    AU $14.02 postage
    Ending Tuesday at 12:01 AEDST1d 8hFrom United StatesMetal: White Gold
  • 18k White Gold Onyx Diamond Chip Ring Size 10.5 Jewelry #AZ-GAR3949

    The Ring is a size 10.5. The Ring weighs 22.3 grams. This is to protect both parties.
    AU $1,331.73
    0 bids
    Free postage
    Ending Today at 13:19 AEDST9h 25mFrom United StatesMetal: White Gold
  • Beautiful 18K Yellow Gold Black Onyx and Diamond Ring by Brumani *Make Offer*

    Markings: Brumani and 750 (see picture). 28 Round cut diamonds surround the main stone on 2 looping bands. The total ring weight is 12 grams (see picture).
    AU $1,120.07
    From United States
    Free postage
    Style: Statement
    or Best Offer
    Metal: Yellow Gold
    Guaranteed by Fri, Oct 26
  • 18k Yellow Gold David Yurman Emerald Eternity Band Size 6

    The ring weighs 6.5 grams. Marked D.Y. 750.
    AU $1,114.46
    Local pickupFrom United StatesBrand: David YurmanStyle: EternityMetal: Yellow Gold
  • STERLING SILVER & 18K GOLD RING ✪ LAGOS CAVIAR ✪ ONYX DIAMONDS 750 925 ◢TRUSTED◣

    Jenkintown .
    AU $834.09
    From United States
    Free postage
    Brand: Lagos
    Guaranteed by Fri, Oct 26
    Metal: Sterling Silver
  • 18K YELLOW GOLD, ONYX, CORAL, AND DIAMOND ART DECO RING

    · Gemstone Type: Black Onyx, Pink Coral, and Diamond (0.50cttw; VS1-SI1; H-I) (4.00 CTTW). Stamped: 18K ITALY. · Ring Size: 6-8 (See third photo). · Ring is previously owned and has minimal wear and tear / scratches and dings.
    AU $1,401.84
    0 bids
    Free postage
    Ending Tuesday at 4:20 AEDST1dFrom United StatesStyle: CocktailMetal: Yellow Gold
  • Contemporary Onyx Bypass Ring - 18k Yellow Gold Diamond Accents Size 6

    Coins, Bars, Notes & Bullion. Step out in style wearing this avant-garde ring! Composed of luxurious 18k yellow gold, this contemporary piece showcases a graceful bypass design featuring rich, jet-black genuine onyx and a trio of glittering white diamond accents.
    AU $813.05
    From United States
    Free postage
    Metal: Yellow Gold
    Guaranteed by Wed, Oct 24
  • 18K Gold Sapphire Ruby Onyx Ring Sterling Silver Pave Diamond Designer Jewelry

    18K Gold Sapphire Ruby Onyx Ring Sterling Silver Pave Diamond Designer Jewelry & SKU Code - ING-3531. -Adornale Jewelry is Handmade Designer Jewelry. Adornale Team.
    AU $1,160.72
    From United States
    Was: Previous priceAU $2,321.44
    Brand: Handmade
    Free postage
    Style: Cocktail
    or Best Offer
    Metal: Sterling Silver
    Only 1 left!
  • Lagos Caviar Sterling 18K Black Onyx Floral Ring Size 6.50

    Lagos Caviar Sterling 18K Yellow Gold Black Onyx Floral Ring. Hallmarked Caviar, 925, 750.
    AU $651.85
    From United States
    AU $8.41 postage
    Brand: Lagos
    or Best Offer
  • Carved Onyx Ring 18K Gold 925 Sterling Silver Natural Diamond Designer Jewelry

    Carved Onyx Ring 18K Gold 925 Sterling Silver Natural Diamond Designer Jewelry & SKU Code - ING-2413. -Adornale Jewelry is Handmade Designer Jewelry.
    AU $1,480.34
    From United States
    Was: Previous priceAU $2,960.68
    Brand: Handmade
    Free postage
    Style: Cocktail
    or Best Offer
  • 18K Black Onyx Diamond Ring 1.50ctw Flower Dome White Gold Signed Size 7

    The ring boasts a 26mmx25mm cabochon cut Black Onyx. The Onyx is accented with a Diamond Flower boasting 216 sparkling H-I/SI1-I1 Diamonds totaling 1.50ctw. PRIMARY GEMSTONE(S) ~ 26x25mm Cabochon Black Onyx.
    AU $3,497.58
    From United States
    Free postage
    Style: Dome
    or Best Offer
    Metal: White Gold
    Guaranteed by Thu, Oct 25
  • Tiffany & Co RARE Vintage Silver 18K Gold Rope Onyx Ring Size 6!!

    Engraving: "TIFFANY & CO 925 750" (as shown in the picture). Authentic Tiffany & Co.Ring. 100% AUTHENTIC.
    AU $698.11
    From United States
    AU $14.00 postage
    Brand: Tiffany & Co.
    or Best Offer
    12 watching
  • 18k Gold 0.8ct Diamond Sapphire Onyx Turquoise Cocktail Ring 925 Silver Jewelry

    Pave Diamond Bangle. Polki Diamond Bangle. Diamond Wedding Bangle. Pave Diamond Bead Ball. Rose Cut Diamond Bead. Wide Cuff Bangle. 925 Sterling Silver Jewelry. Sapphire Jewelry.
    AU $758.39
    From United States
    Free postage
    Brand: Handmade
    or Best Offer
    Style: Cocktail
  • BLACK ONYX & DIAMIOND IN 18 K YELLOW GOLD

    BLACK ONYX AND DIAMOND RING . 51 IN DIAMOND WEIGHT, , IN 18 K YELLOW GOLD, IN MINT CONDITON, RING CAN BE RE SIZED, VERY NICE RING .
    AU $1,400.43
    From United States
    Free postage
    Brand: HandmadeStyle: CocktailMetal: Yellow Gold
  • Judith Ripka 18K Yellow Gold Antique Checkerboard Cut Black Onyx Round Ring 5

    Judith Ripka 18K Yellow Gold Black Onyx Diamond Ring. 18K yellow gold ring weighs 14.7g. Ring stamped "JR 18K". No fakes, no lie, no hassle. 18 round diamonds, total weight 0.15ct. Ring is in great condition.
    AU $2,097.50
    From United States
    Was: Previous priceAU $2,207.89
    Brand: Judith Ripka
    Free postage
    Style: Cocktail
    or Best Offer
    Metal: Yellow Gold
  • David Yurman .925 18K Gold Diamond Black Onyx CAPRI Ring ~Sz 6 w/DY Pouch

    100% Authentic DAVID YURMAN. Hallmarked inside, "(c) D. YURMAN" on one side and "925 750" on the other side. There is also the number "6" for the size. Sterling Silver cable band ring with a center stone of Smooth Black Onyx with White Diamonds on each side set between accents of 18K Yellow Gold.
    AU $806.06
    From United States
    AU $12.69 postage
    Brand: David Yurman
    or Best Offer
    Metal: Sterling Silver
    Guaranteed by Thu, Oct 25
  • David Yurman Barrels Ring with Black Onyx, Rubies and Diamonds in 18K Gold

    David Yurman Gold Barrels Ring: Onyx, Rubies, Pave Diamonds. Cabochon Black Onyx and Rubies. Pavé diamonds, 0.08 total carat weight. Grey storage bag included. Ring, 22.4mm.
    AU $1,919.11
    0 bids
    AU $13.95 postage
    Ending 30 Oct at 2:05 AEDST7d 22h
    or Best Offer
    From United StatesBrand: David Yurman
  • Tacori 18K Gold Sterling Silver Quilted Quartz Onyx Diamond Statement Ring

    Presented is a wonderful, authentic Tacori ring. The band and setting are made out of both 18 karat yellow gold and sterling silver. There is a large, quilted piece of quartz over a piece of orange onyx.
    AU $700.92
    From United States
    Free postage
    Brand: TacoriStyle: CocktailMetal: Sterling Silver
  • Konstantino Sterling Silver and 18K with Black Onyx Ring Size-8.50

    The ring is a standard size 8 1/2. The gold sections have also been tested by a professional jeweler and is in fact genuine. Total weight is 21.5 grams. Size- Standard Size 8.5.
    AU $841.10
    From United States
    AU $4.19 postage
    Brand: Konstantino
    or Best Offer
    Metal: Sterling Silver
    Guaranteed by Thu, Oct 25
  • IPPOLITA Black Onyx 18K Gold Ring Size 6 MSRP $1595

    Ippolita Black Onyx and 18K Gold Ring.
    AU $841.09
    From United States
    AU $9.81 postage
    Brand: IPPOLITA
  • Masonic Freemason Ring Solid 18k Gold Onyx 17.5 Grams Sz 9.5 Free Mason

    Masonic Ring features an oval Onyx gemstone. It is not Hallmarked but was acid tested by jeweler and it is 18k yellow solid gold 
Pre-owned but in excellent condition.
 It weighs 17.5 grams total weight. Size 9.5 Email me your questions, and check out all the pictures as they are part of the description.
    AU $1,217.49
    From United States
    Was: Previous priceAU $1,352.77
    Brand: Unbranded
    Free postage
    Metal: Yellow Gold
    14 watching
  • CHANEL 18K Gold and Black Onyx Camellia Ring, Size 6 ~ The iconic flower!

    The shank sides have an open-work leaf design while the bottom of the hallmarked band has a twisted cable design. The ring is in very good condition, gently worn and, with its high and large presentation, no shrinking violet!
    AU $2,873.76
    From United States
    Free postage
    Brand: CHANEL
    or Best Offer
    Style: Cocktail
    Guaranteed by Fri, Oct 26
    Metal: Yellow Gold
    13 watching
  • Rare! Cartier ÉVASIONS JOAILLIÈRES 18K Rose Gold Diamond Opal Onyx Ring

    Onyx Ring. 1 black onyx bead 11mm. 1 pink opal bead 11mm. Black and pink sapphires.
    AU $15,420.20
    From United States
    Free postage
    Brand: Cartier
    or Best Offer
    Metal: Rose Gold
  • Bvlgari Bulgari Onyx 18k Yellow Gold Tubogas Circle Top Band Ring Size - 6

    Beautiful Bvlgari Ring with very little wear! Might have been worn 2 times....Size 6 but the stretch band could easily fit up to a 7....
    AU $1,752.30
    From United States
    AU $35.05 postage
    Brand: Bvlgari
    or Best Offer
    Style: BandMetal: Yellow Gold
  • 18K White Gold Onyx Starfish Ring with Diamond Skirt.

    Diamonds pave set in 18k gold on this Aya starfish ring. Total diamond weight is 0.14 carat. 18K Gold Weight: 8 gram Diamond Carat Total Weight: 0.15 ctw. Main Stone: Custom Cut Black Onyx. A: We independently design, grow, cast, and finish our pieces from start to finish.
    AU $916.80
    From United States
    AU $21.03 postage
    Brand: HandmadeMetal: White Gold
  • 18K YELLOW GOLD ONYX RING 9GR. SIMPLE AND ELEGANT

    18K YELLOW GOLD BEAUTIFUL, ELEGANT ONYX RING 9GR. 14 X 11 MM. RING FIT GOOD FOR SIZE 8.5 APPROX. TOP OF THE RING 14.5 X 19 MM. BOTTOM 3.0 MM WIDE.
    AU $788.53
    From United States
    Was: Previous priceAU $876.15
    Metal: Yellow Gold
    AU $14.02 postage
    or Best Offer
  • Vintage Filagree Ladies Ring with Green Onyx and Diamond in 18kt White Gold

    The featured gem is a 14 x 10 mm genuine green onyx. "25 Years of Trust and Service".
    AU $979.88
    From United States
    Free postage
    Metal: White Gold
    or Best Offer
  • Vintage c1970s Onyx Diamond Cocktail Ring Vintage 18k Yellow Gold Estate Fine

    Weight: 8 grams. Can be resized.The ring is not hallmarked though it has tested positive for 18 karat gold. Cocktail Rings. Estate Jewelry. The ring is not hallmarked though it has tested positive for 18 karat gold.
    AU $1,675.19
    From United States
    Free postage
    Brand: Unbranded
    or Best Offer
    Style: Cocktail
    Guaranteed by Fri, Oct 26
    Metal: Yellow Gold
  • Vintage Lagos Caviar Black Onyx 18K~Sterling Silver Ring 6.5

    At the ripe age of 17, Steven sought to hone his talents and sketches in jewelry. Lagos Caviar Cabochon Black Onyx18K & Sterling Silver Ring. Lagos Oval Onyx 18K & Sterling Silver Ring. The designer says that he continually draws his inspiration “from a diverse fountain of inspiration, from the modern architectural landscape to art Deco.”.
    AU $775.71
    From United States
    Was: Previous priceAU $834.09
    Brand: Lagos
    Free postage
    Style: Cocktail
    or Best Offer
    Metal: Sterling Silver
  • Van Cleef & Arpels 18k Yellow Gold Philippine Ring Round Diamonds & Onyx Sz 5.5

    This VCA ring is 6.9 grams total and has 17 round brilliant cut diamonds set in 18k yellow gold.
    AU $3,855.05
    From United States
    Free postage
    Brand: Van Cleef & ArpelsStyle: BandMetal: Yellow Gold
  • Cartier 18K White Gold Onyx Ring

    CENTER STONE: Onyx. RING SIZE - 7. We provide high quality pictures for your examination of the item.
    AU $1,226.61
    From United States
    AU $30.84 postage
    Brand: Cartier
    or Best Offer
    Metal: White Gold
  • Estate Jewelry Ladies Diamond & Onyx Ring 18K Yellow Gold Band Size 6

    RING IS SET WITH CURVED BLACK ONYX TOGETHER WITH APPROX. WITH APPROX. 0.50 CTW OF ROUND DIAMONDS THAT ARE APPROX. J COLOR AND SI CLARITY. SETTING IS 18K YELLOW GOLD. PIECE IS IN GREAT PRE-OWNED CONDITION.
    AU $783.91
    From United States
    Was: Previous priceAU $979.88
    Style: Band
    AU $9.80 postage
    Metal: Yellow Gold
    or Best Offer
    Guaranteed by Fri, Oct 26
  • Roberto Coin 18K Rose Gold Orange Sapphire and Rutilated Quartz Ring Sz 6.5. ...

    MSRP $6,500
    AU $4,555.97
    From United States
    AU $35.05 postage
    Brand: Roberto Coin
    or Best Offer
    Style: Cocktail
    Guaranteed by Thu, Oct 25
    Metal: Rose Gold
  • David Yurman sterling silver & 18K Gold CAPRI diamond & Onyx ring Sz 6.5

    Beautiful, authentic David Yurman diamond and Onyx ring in size 6.5. 925 Sterling silver and 18K gold. Faceted pave set diamonds. Purchased at Bloomingdale’s. Marked D YURMAN. No box or paperwork. Excellent used condition. Can be resized. $5 for insurance is added as handling. Returns excepted with a 15% restocking fee, plus you will pay shipping both ways.
    AU $700.92
    From United States
    AU $10.09 postage
    Brand: David Yurman
    or Best Offer
    Metal: Sterling Silver
  • Vintage Onyx & Peridot 18k YGold Double Band Coiled Snake Ring Size 9.5

    The body of the snake is coiled with a double band and its head is station upward, its eyes are green peridot and the back of the head has a round cabochon black onyx gemstone. It is hallmarked 750 18k.
    AU $1,051.38
    From United States
    Was: Previous priceAU $1,471.93
    Style: Band
    AU $9.74 postage
    Metal: Yellow Gold
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