L.Leroy Osmior Régulateur Tourbillon Squelette
The case, in 18kt rose or white gold, measures 41mm x 10.5mm. It has double sapphire crystals and it is water resistant to 50 meters.
Movement is the Swiss automatic MHVJ (Manufacture Valle de Joux) L152 caliber with 23 jewels, 28,800 vph and a power reserve of 52 hours. It is hand-skeletonized by Christophe Shaffo at Brevine and finished at L.Leroy's ateliers in Besancon, France. It is certified as a chronometer by the l'Observatoire National de Besançon.
The strap is alligator with gold buckle. MSRP starts at 159,900 Euros.