Multi-colored sapphire and diamond necklace/bracelet combination and matching earclips, G. Petochi, Rome

The necklace set with 7 cushion-shaped blue sapphires alternating with 4 pink and 3 yellow sapphires, altogether weighing approximately 45.00 carats, bordered by round diamonds and joined by stylized bows set with single-cut diamonds, the 490 diamonds weighing approximately 12.25 carats, length 17½ inches, separates into three segments for a pair of bracelets and an extension link; the matching pendant-earclips set with 4 cushion-shaped multi-colored sapphires weighing approximately 15.50 carats and with 94 round and single-cut diamonds weighing approximately 3.00 carats, mounted in white gold, signed G. Petochi.