Necklace with 11 red oval tourmaline cabochons,

Collier with 11 red oval tourmaline cabochons, from 6.x 4 to 7 x 5 mm, 6 green faceted tourmalines, 4 x 4 mm, 2 brilliant cut diamonds, totalling ap. 0.14 ct, RW/VS-SI, GG 18K, 27.8 g, L: 42 cm, bajonett clasp, late 20th century, minimal signs of wear, high quality goldsmith's work.