18ct gold, onyx and diamond 'Alhambra' ring, Van Cleef & Arpels, modelled as a four leaf clover centring a brilliant-cut diamond stated to weigh 0.06 carat to a black onyx plaque, framed by a beaded surround to a continuous twisted wire work hoop, size K1/2, signed VCA for Van Cleef & Arpels.