Extraordinary bracelet with tourmaline discs and 12 diamonds

Exceptional bracelet with 12 brilliant-cut diamonds totalling ca. 1.1 ct, ca. RW-WHITE (G-H)/SI-I1, 5 large pink tourmaline discs with light green rim D: ca. 3,2 cm, clasp in corresponding triangle shape set with 3 additional small tourmaline discs of which one as pusher, , D: ca. 1 cm, 18K yellow gold, 103.6 g, L: 20 cm, 2nd half of 20th century, slight signs of wear, tourmalines partly slightly loose, unknown maker's mark, elaborately handcrafted, beautiful unique piece.