Here is a Authentic Vintage Tiffany & Co 18k Yellow Gold Blue Ceylon Sapphire Cufflinks.Made from Solid 18Kt Yellow Gold and weighs 11.3 grams.A nice heavy weight. Hallmarked 750 , Tiffany & Co.Very Unique.Measures 5/8 inch in diameter. it is in excellent condition. the total Carat of the sapphires are 0.79 CT.
