Vintage Cartier Round Brilliant Cut Natural Diamond 18k Yellow Gold Solitaire Band Ring Stunning yellow gold ring set with a fine 0.25ct (hallmarked) natural round diamond. E/F colour VVS1/2 clarity with an excellent round brilliant cut. Fine jewellery houses like Cartier only use the finest of gemstones and this diamond is no exception. A top quality diamond with excellent colour, clarity and cut. The ring is signed Cartier 750 with serial numbers and a French eagle hallmark. Ring size UK M...