20mm tapering to 1.5mm. None; ring has been tested and is guaranteed solid 14k gold and sterling silver. The ring is in excellent antique condition. The ring will come professionally packaged. As a courtesy, please notify us of any return.Always fast & free unless otherwise stated. Collectors Coins & Jewelry has been family owned and operated on Long Island, NY since 1946. We have four brick and mortar locations and offer the highest quality products with unbeatable customer service. All of our items have been authenticated, tested and inspected by one of our highly trained specialists. Check out our large selection of aggressively priced jewelry, watches and coins. The item "Antique Victorian 14k Rose Gold Sterling Silver. 50ctw Diamond Ring Size 7.25" is in sale since Tuesday, December 5, 2017. This item is in the category "Jewelry & Watches\Engagement & Wedding\Engagement Rings\Diamond". The seller is "collectorsbuysell" and is located in Huntington, New York. This item can be shipped worldwide.