new, unworn Blancpain Atlantic Ocean dive watch w/all packaging, papers and spare non-NATO blue strap. Watch is new, unworn and perfect; I just got bitten by the Seiko bug after I bought it and now have to go UFO hunting... Case diameter: 42.3 mm Case thickness: 14.4 mm Lug-to-lug distance: 48.0 mm Movement: SISTEM51 mechanical movement Water resistance: 50 fathoms (91 m / 300 ft / 9 bar) Glass: biosourced material Hands, hour markers, 60 minute diving scale: Grade A vintage Super-LumiNova® Bezel: one-direction rotating bezel in green Bioceramic material with deep black resin insert with Grade A vintage Super-LumiNova® Strap: two-piece NATO-style strap made from recycled fishing nets. Bioceramic pin buckle and loops SISTEM51 The watches in the Bioceramic Scuba Fifty Fathoms Collection are equipped with Swatch’s mechanical movement SISTEM51