Limited Edition: 25 pieces Movement: Mechanical, Hand-wound Caliber No. 6890 Case Material: 950 Platinum Strap Material: Crocodile Strap (Navy Blue) 950 Platinum Buckle Glass Material: Box-shaped Sapphire Crystal (Inner Anti-Reflective Coating) Dial: Lacquered dial (deep blue) Accuracy: Daily deviation +25 seconds to -15 seconds Dimensions: Height 43.2 mm, Width 37.4 mm, Thickness 8.1 mm, Strap width 19 mm Power reserve: Approx. 37 hours when fully wound; 22 jewels; see-through case back Water resistance: Water-resistant for daily use Magnetic resistance: Yes