Necklace, central insert with 2 brilliant-cut diamonds,

Necklace, cental insert with 2 brilliant cut diamonds, totalling ca. 0.32 ct, STW (I-J)/VS-SI, 18K yellow gold, 34.3 g, curb link chain according to size from 3.6 to 5.2 mm, L: 44 cm with prolongation to 48 cm, 2 carabiner clasps, late 20th century, minimal signs of wear.