Nethuns Aqua II Steel 44mm Automatic Diver Men Watch WR 300m Dial Black A2S320 Model A2S320 The work of making the case involves over 60 complex operations, ensuring that it has outstanding qualities of resistance and precision. MOVEMENT - Seiko NH35 automatic movement, 24 jewels, power reserve 41 hours. FUNCTIONS - Hours, minutes, seconds & date at 3 o'clock. BEZEL - 41.5mm stainless steel with black ceramic insert. Anti-clockwise rotating bezel with diving scale. CROWN - Stainless steel. DIAL - Black burst with lume markers. STRAP - Brushed/polished finishing steel bracelet. CASE WIDTH - Diameter 44mm width, 15.2mm thick, 47mm lug to lug, brushed/polished stainless steel. BACK - Brushed stainless steel. CRYSTAL - Domed sapphire crystal, 4.4mm thick with anti-reflective coating. WATER-RESISTANCE - 30 bar (~300 meters). Condition New CT SKU 584800101101