cartier santos dumont skeleton titanium 38.7mm men's watch

38.7mm titanium coated with ADLC case, 9.4mm thickness,?Sapphire Crystal - Transparent Exhibition Back, octagonal crown, power reserve 72 h, black alligator/crocodile leather strap, fixed bezel,?Double adjustable deployant buckle in 18K white gold clasp,?Sapphire - Anti Reflective crystal,?Mechanical manually wound movement, water resistant to?30m/100ft.