Tiffany & Co. 0.48tcw H/VVS1 Triple-X Soleste Diamond Engagement RingSave nearly 50% on new RRP 5,300. 00. A rare and spectacular Tiffany & Co. Double Halo Soleste Diamond Engagement Ring featuring a 0. 21ct H VVS1 cushion cut central diamond, surrounded by a double halo of 0. 27ct of sparkling white brilliant cut diamonds. The ring is in as new, Proposal Ready condition, with crisp and clear markings. It's supplied complete with original Tiffany & Co. inner and outer boxes and diamond certificate. Stamped Tiffany &