Ring with sapphires and 10 diamonds

Ring with 11 sapphires, drop shaped faceted, totalling ca. 2 ct, 10 brilliant cut diamonds, totalling ca. 0.9 ct, STW (I-J)/P2, 18K white gold, 6.6 g, ring size 53, 3 sapphires with smale breakouts, late 20th century, minor signs of wear.