Ca. Ø21mm, ca. 16g, 18K gold, unique Art Nouveau relief case with raised representation of a dragon and a lizard, their bodies extending over both lids, enamelled on both sides, representation of ivy leaves and berries, body of the lizard set with rose cut diamonds, No.57644, miniature cylinder movement LeCoultre calibre, perfectly preserved enamel dial, gold hands, in fantastic condition, fantastic quality, extremely rare, in working order.