The ring doesn't appear to be hallmarked but the same ring is still available for sale in rose gold on Katrina Lapenne's website, for confirmation. As-new condition, with original Catbird-branded packaging. Happy to post internationally - please message me for prices. The item "KATRINA LAPENNE x CATBIRD rose cut black diamond 14k white gold solitaire ring O" is in sale since Wednesday, July 29, 2020.This item is in the category "Jewellery & Watches\Fine Jewellery\Rings". The seller is "ppilfer" and is located in London. This item can be shipped to United Kingdom.