Posted on June 26, 2025June 26, 2025 by eyesdesiregoldVintage 6.51ct Fine Sapphire & 2.50ct Diamond Platinum Cocktail Ring Vintage 6.51ct Fine Sapphire & 2.50ct Diamond Platinum Cocktail Ring Size 6.5. on eBay Presented is a vintage sapphire & diamond platinum cocktail ring. This superb ring features a fine large size blue sapphire with round and fancy shape diamond halo around it. This sapphire has an elongated oval shape and it shows a fine blue color. Due to the shape and design of the ring, this piece has a massive fine show and it makes for a great investment show piece. The sapphire in this ring weighs approximately 6.51 carats total; it has a fine blue color with good clarity. Since this sapphire is so clean, we believe it is heated which is normal for large size fine sapphires. The diamonds in this ring weigh approximately 2.50 carats total; these diamonds are G to H color and VS clarity. This ring was made in platinum plus it weighs 16 grams total. This ring measures 26mm wide and it fits a finger size 6.5. Available on eBaySome links on this website are eBay affiliate links. Sapphire: A Celebration of Color