Hogan Diamonds (ABN: 91584476470 & Victorian 2nd Hand Dealers Licence No: SHD-0016158). We are Licenced 2nd Hand Dealers and global diamond merchants, that deal in Certified (e.g. GIA, AGS, DCLA & IGI) and non Certified Diamonds, Diamond Jewellery, Engagement Rings and Precious Metals. We sell all items through store listings at well below retail prices. Our No Questions Asked - 100% Money Back Guarantee, is the foundation of our online business, along with a genuine commitment to providing the very best in quality diamonds and jewellery. We pride ourselves on Customer Service Excellence across all areas of our business.