Lapis lazuli necklace with heart pendant,

Necklace with heart pendant, 94 lapis lazuli balls, D: 4 mm, 15 intermediate gold parts, carabiner clasp 14K yellow gold, L: 41 cm, heart pendant from lapis lazuli with suspension mechanism in 18K yellow gold, L x W: 33 x 20 mm, totalling ap. 15.1 g, late 20th century, minimal signs of wear.