EMERALD AND DIAMOND RING, VAN CLEEF & ARPELS Cushion-shaped emerald of 5.51 carats, circular-cut diamonds, platinum and gold, ring size 6?, signed Van Cleef & Arpels, numbered SSEF, 2018, report no. 101975: approximately 5.5 carats, Colombia, minor amount of oil Gübelin, 2018, report no. 18051043: 5.51 carats, Colombia, minor clarity enhancement US$100,000-150,000