Platinum, Ruby and Diamond Necklace, France. photo courtesy Sotheby's Set with oval and cushion-shaped rubies weighing approximately 40.00 carats, accented by round, old European-cut and baguette diamonds weighing a total of approximately 20.75 carats,...

Ruby bead and diamond bracelet. Photo Sotheby's Old European-cut, single-cut, round, old mine, rose-cut and baguette diamonds weighing a total of approximately 20.00 carats, faceted ruby beads measuring approximately 9.6 to 6.0 mm., mounted in white gold,...

A ruby and diamond necklace, by Buccellati, circa 1950 Composed of five strands of ruby beads, to a circular clasp set with brilliant-cut diamonds, mounted in 18k yellow gold, clasp signed 'Mario Buccellati', necklace length 45.5cm. Sold for HK$111,600...