Set of 3 rings,

Set of 3 rings, 1 ring set with 8 square-cut emeralds totalling approx. 0.16 ct and 3 square-cut diamonds, 1 ring with 8 sapphires totalling approx. 0.36 ct and 3 square-cut diamonds, 1 ring with 8 rubies totalling approx. 0.36 ct and 3 square-cut diamonds, diamonds totalling approx. 0.31 ct, WHITE (H)/VS, 18K yellow gold, total weight: 9.9 g, ring size: 50, W; approx. 2.4 - 3.5 mm, late 20th century, minimal of wear.