Grade 5 Titanium case in 44mm. Unique winding system involve twisting the bottom half of the case. Also, to make adjustments such as setting and winding, and the whole system is operated by Ressence’s patented Orbiting Convex System (or ROCS). Automatic movement using the 2824/2 as base with heavy modifications. Power reserve is 36hrs Priced at 36,500.00CHF