2688
Onyx agate necklace
2nd half 20th century
18k gold, 1 brilliant cut diamond with c. 0.40 ct, 97 additional brillant cut diamonds totalling c. 0.90 ct, ground-in synthetic emeralds, black onyx frame, polycrystalline agate background, black natural rubber necklace
l. 43 cm, dm. 3.2 cm (pendant)
Estimate: € 800 - 1.600
Auction is closed.