Designer necklace with brilliant-cut diamonds totaling approx. 0.15 ct (hallmarked),

Designer's necklace with brilliant-cut diamonds ca. 0.15 ct (marked), good colour and clarity, 18K yellow gold, 14,1 g, L: 42 cm, organic design 2nd half of 20th century, good condition, marked 'BS' Bartel&Sohn (Neusäß).