Item Description: Set with a. 50ct Old Chunky Mine Cut Diamond... 25ct in Elongated Fancy Cut Blue Sapphires. 75ct total and solid 18k White Gold. Circa 1920s and almost 100 years old.RARE find and so pretty. Metal: 18 KT White Gold. Gram Weight: 2.3 grams. 75ct Old Mine Cut Diamond Blue Sapphire 18k Gold Filigree Ring" is in sale since Thursday, November 24, 2016. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Rings\Diamond". The seller is "oldtreasures333" and is located in American Fork, Utah. This item can be shipped worldwide.