EUGEN HIRNER necklace with 60 brilliant-cut diamonds totaling ca. 1.2 ct,

EUGEN HIRNER necklace with 60 brilliant-cut diamonds totalling ca. 1.2 ct, ca. RW-WHITE (G-H)/VS, 18K yellow gold, 123.6 g, L: 39 cm, 2nd half of 20th century, very good condition, with maker's mark, handcrafted.