A vintage 18K yellow gold and malachite two-piece jewelry set, a ring and a pair of french clip earrings by Van Cleef and Alpers. Alhambra collection, signature quatrefoil design. Total Weight: 16 grams. Hallmark VCA Au750, 57 JE810558 is on the inside of the ring. Hallmark VCA Au750, JA217665 is on the backing of the earrings. Elegant Luxury Jewelry For Women.