Gold band Artofit Unique Ring Designs For Women Top 8 Modern Gold Ring Designs For Girls Ladies Ring Real Yellow Gold 9ct (375, 9K) Unique Smooth Band Belt Ring Round Diamond Ring in 375 9K Yellow Gold 269430524(YG) CHIC Diamond Ring in 375 9K Yellow Gold 269300424(YG). Welcome to the Gold and Diamond Exchange Store! We are a Sydney Based Store that has experience in the jewellery industry for over 25 years. All our items listed on eBay have been professionally assessed and tested using the most up to date equipment in our industry, including x ray testing, diamond testers and acid testers to ensure the quality and purity of our products. All our diamonds have been professionally assessed and examined by diamond experts and gemologists to ensure authenticity