Victorian Certified 6.35 Ct Imperial Topaz 1.20 CT Diamond Trilogy Ring. Rare Find Imperial Topaz is also known as "precious Topaz". It is the most sought after in the Topaz family, considered to be the color of the setting sun, imperial topaz gets its name from the Russian tsars of the 17th century Imperial topaz colour is orange with red dichroism This outstanding, original late Victorian transitional Edwardian, has been hand crafted of solid 18 KT gold with Platinum sides in a superb timeless trilogy design exalting the beauty of the trio in ageless, dreaming style - it dates 1900 /1910 ca The Imperial Topaz set in the middle has been certified for a known 6.31 Ct in weight - 14.7 x 11.2 mm. It is an amazing stone, the most beautiful Orange/Red Colour Flanked on sides by two bright white old European cut Diamonds of 1.20 Ct for both rated as VVS /VS mounted in a gorgeous Platinum setting Crown is 15 x 20 mm. Metal: platinum and 18 Kt yellow gold, tested Hallmarks: none/worn Gems: 1 oval faceted mix cut natural (certified) Imperial topaz of 6.31 Ct 14.7 x 11.2 mm. 2 old European cut diamonds totalling approx 1.20 Ct (G-VVS/VS) UK size: M 3/4 US size: 6.5 Measures: head is 15 x 20 mm. Weight: 4.7 grams Condition: very good commensurate to age and use.