Pearl necklace with 139 white cultured pearls,

Necklace with 139 white cultured pearls, D: ap. 2.8 - 2.9 mm, good lustre, jewelry box clasp with 5 rose cut diamonds and attached drop shaped emerald, ap. 5 x 3 mm, GG 18K and silver, 6.7 g, L: 42.5 cm, claps mid 20th century, minor signs of wear.