Handcrafted ring with a brilliant-cut diamond of approx. 1.7 ct,

Handcrafted ring with brilliant-cut diamond ca. 1.7 ct, ca. WHITE-STW (H-I)/VS surrounded by 12 brilliant-cut diamonds totalling ca. 0.3 ct, medium colour and clarity, 18K white gold, 6.3 g, ring size 54, ca. 1960s, very good condition, unknown maker's mark, elaborately handcrafted.