Altiplano gem-set skeleton watch, 40 mm. Case in 18K white gold set with 332 brilliant-cut diamonds (approx. 1.28 ct) and 40 baguette-cut black diamonds (approx. 3.44 ct). Crown set with a brilliant-cut diamond (approx. 0.06 ct). Buckle set with 24 brilliant-cut diamonds (approx. 0.05 ct). Sapphire crystal case back. Manufacture Piaget 1200D ultra-thin gem-set skeleton self-winding mechanical movement in white gold, the thinnest in the world (6.44 mm thick). Movement set with 259 brilliant-cut diamonds (approx. 0.84 ct) and 11 black sapphire cabochons (approx. 0.17 ct). Black platinum oscillating weight. Numbered edition.