18K (750) gold snake necklace with transformation, the head paved with rose-cut diamonds, the eyes pricked with rubies, the body articulated with scales. French work from the last quarter of the 19th century. Preserved in its case with the form, engraved with the small irons and monogrammed MD. 3 possible lengths : 38 cm, 44,5 cm or 50 cm approximately. Gross weight : 60,2 g (deformation, chip) A late 19th century gold snake necklace set with rose cut diamonds, in its fitted case