Adler, Belle Epoque necklace composed of seven rows of white cultured pearls with two spacers and a central openwork platinum element with a squared design encircled by a band and centring a foliate element entirely set with millegrain pink, old and pear-cut diamonds, the later clasp in 750 white gold set with a brilliant-cut diamond, signed, length 34 cm Very good overall condition. Adler signature on the clasp.