Fine bracelet with 9 Siamese rubies

Fine Bracelet with 9 Siamese rubies totalling ca. 6.0 ct, 78 navette-cut diamonds totalling ca. 7.7 ct and 72 brilliant-cut diamonds totalling ca. 7.4 ct, RW-WHITE (G-H)/VVS-VS (1 x P1, 1 x notch and 1 milky), platinum, L: 17 cm, 31.5 g, in addition a chain part, WG 18K, 27.5 g, L: 25.5 cm, to be inserted and worn as a necklace. Total length with bracelet 42 cm, 20th century, good condition, jeweller's certificate from 02/1996 enclosed.