Featured Image: Imperial Guardian Lion Mystery Clock, 1929; Produced by Maurice Couet (French, 1885-1963) for Cartier (Paris, France); Carved nephrite, enamel, gold, cabochon emeralds, cabochon rubies, carved citrine, rose-cut diamonds, carved coral, pearls, platinum; 17 × 9.3 × 16.2 cm (6 11/16 × 3 11/16 × 6 3/8 in.); Photo: Doug Rosa
