Bones, skulls and back Bridges entirely hand-engraved, following the « Blackwork Engraving » style. Bridges form an X shape, hand polished, 4 different levels - Rear bridges with 2 levels Power reserve: 100 hrs 19 Jewels Frequency: 21,600 vph Case dimensions: 37x49 mm, depth: 15mm Tourbillon diameter: 13.60mm Hours, minutes, seconds on tourbillon Case is humidity and dust protected only (not water resistant) ArtyOr & black PVD case Two non-reflective sapphire crystals, front and back Open back Crocodile strap
