designed as a turquoise, diamond and sapphire flowerhead, with pear shaped turquoise petals around a sapphire-in-diamond cluster stamen, to a tiered fanning floral and foliate cluster formed of a sapphire flowerhead, a diamond and sapphire flowerhead, marquise diamond leaves and pear shaped sapphire buds, all scalloped-collet and claw set in 18ct yellow gold and platinum, signed to mount 'TIFFANY & CO', '18K' and 'IRID PLAT', also signed to clip and with '18KT and 'PAT.2423905', approximately 4.80cts of diamonds Length and width 2.8cm / 1 1/8'' Weight: 24g
Late 19th / early 20th century Russian spectacle set sapphire and gold long chain necklace by Fyodor Ruch of St. Petersburg, assayed Moscow 1898-1908, the chain spaced by 24 cushion, round and oval cabochon sapphires,
Large early 20th century diamond set articulated openwork oval brooch-pendant, c.1905, possibly French, featuring a knifebar lattice with central yellow diamond, of approximately 0.65ct, in white diamond flowerhead cluster,