A STAR SAPPHIRE, STAR RUBY AND DIAMOND RING Set side-by-side with a cabochon star sapphire weighing approximately 13.36 carats and a cabochon star ruby weighing approximately 13.63 carats, further flanked by cabochon star sapphires and star rubies, to the brilliant-cut diamond scrolling half-hoop, mounted in platinum
Bulgari Ruby Diamond Gold Dome Ring | From a unique collection of vintage dome rings at https://www.1stdibs.com/jewelry/rings/dome-rings/
Petits plaisirs au quotidien
A Cat's Eye Alexandrite and Diamond Ring~ In addition to the color change that alexandrite is known for, not many gem enthusiasts know that alexandrite can also exhibit the phenomenon of chatoyancy or the "cat's-eye effect." While cat's-eye chrysoberyl is well known and highly sought after, the gem variety alexandrite itself can also exhibit a cat's-eye effect when cut en cabochon.
Queen Mary's 'Women of Hampshire' Pendant Brooch - In 1893, the 'Women of Hampshire' committee, led by the Duchess of Wellington, collected funds to buy a wedding gift for Princess May of Teck. The group selected a fine diamond pendant with a pear-shaped pearl drop. By 1911 the pendant had been converted into a brooch. The Queen inherited the brooch in 1953.
Chopard sapphire and diamond ring
Opal & Sapphire Ring, Lydia Courteille
Star Sapphire: Museum of Natural History, Washington D.C.