This exquisite pendant necklace features 0.55 carats of round white diamonds with VVS2 clarity and D color grade, enhanced by a 0.22-carat marquise-cut red ruby. Crafted from 18k gold, this beautiful piece was created by Van Cleef & Arpels in 1980 in France. The necklace has a length of 43.2 cm, while the pendant measures 12.2 mm in width and 9.3 mm in height. The total weight of the necklace is 5.0 g.