The Gatsby Signet RingGatsby Jewellery's modern interpretation on the traditional signet ring. The cushion shaped square features soft, rounded corners and sits atop a chunky D shaped band. This is a solid not hollow construction which feels magnificently substantial on the hand. Available in platinum, 18 or 9 karat yellow, white and rose gold. As a guide, the ring photographed was crafted in 9k yellow gold and weighed 6. 77 grams. The same in 18k yellow gold would weigh