Vintage Van Cleef & Arpels 18k Gold Collar Necklace Sapphires Ruby DiamondsA vintage Van Cleef & Arpels collar necklace, crafted in rich 18k yellow gold with a flexible tubogas style collar. The front section is accented with three cabochon gemstones, featuring two deep blue sapphires and a central red ruby. Each gemstone is framed by rows of round brilliant cut diamonds. The streamlined, flat gold links give the necklace a beautiful fluid feel. Signed by Van Cleef & Arpels, this rare vintage necklace showcases the allure of