Renaissance-revival gold and enamel gem-set necklace, Carlo and Arthur Giuliano 1895-1912

The front designed as wave scrolls of black and white piqué enamel, suspending similarly decorated chain garlands, a winged pendant at the center, set throughout with various round and cushion-shaped colored stones including tourmaline, spinel, zircon, yellow sapphire, ruby and diamonds, a larger cushion-shaped diamond of yellow tint at the front, length14½ inches, signed C.& A.G. With original gilt-embossed red leather case signed C. & A. Giuliano, 115 Piccadilly, London. 

The John Sheldon Collection, Sotheby's London, October 29, 1985, lot 406.