Vintage “Toi & Moi” ring, sapphire and diamonds

A 'you and me' ring in 750/000 yellow gold, set with a pear-shaped sapphire of approximately 0.40 carat and a pear-shaped diamond of approximately 0.30 carat, supported by baguette diamonds approximately 0, 18 carat. Width: 10mm Weight: 5.3 grams Diamond weight: approximately 1 carat Finger size: 53