Learn more about the Bremerhaven 39Movement:handwinding movement Laco 261 bridges with Côtes de Genève, thermical blued screws, ratchet wheel and crown wheel with sun ray finish, ratchet wheel with engraved Laco Logobasic movement Sellita 261, quality level elaboré, stop-second functionCase:stainless steel case with a polished and brushed finish, fluted bezel, flat and anti-reflective sapphire crystal,screwed case back with extra large sapphire crystal openingDial:Black mat, railway minute circle, arabic numerals and indexes with luminous material Superluminova C3, small second at 6 hHands:Hour hand and minute hand varnished in black, filled with Superluminova C3, small second also filled with Superluminova C3Strap:Black leather strap, stainless steel buckleBox:Watch box incl. cardboard boxdiameter:39,0 mmheight:10,0 mmlug width:20,0 mmlug to lug:46,0 mmwaterproof:up to 10 ATMweight:68,0 g (incl. strap)Arm circumference:17,0 - 21,0 cm