A diamond, colored diamond, onyx and emerald 'tiger' ring by Cartier. Photo Christie's Image Ltd 2014

Designed as a pavé-set brilliant-cut diamond and yellow diamond tiger with a rotating head, onyx spots and nose, enhanced by pear-shaped emerald eyes, mounted in 18k gold, ring size 6, with French assay mark for gold. Signed and with maker's mark for Cartier, No. 690810. Estimate HK$200,000 – HK$300,000 ($25,909 - $38,863)

Christie's. HONG KONG MAGNIFICENT JEWELS, 27 May 2014, Convention Hall - http://www.christies.com/