A mother-of-pearl 'Alhambra' ring, by Van Cleef & Arpels, the ring set with a quatrefoil-shaped mother-of-pearl panel within a polished gold surround, signed VCA for Van Cleef & Arpels, numbered 49 CL90931, mounted in 18 carat yellow gold, French assay mark, gross weight 10.5 grams, ring size J