Aviator watch BIG CROWN 1917

chronographself-winding

CASE - Big Crown, 40.00 mm, Stainless steel MATERIAL - Multi-piece stainless steel case SIZE - 40.00 mm TOP GLASS - Sapphire, domed on both sides, anti-reflective coating inside CASE BACK - Stainless steel, screwed, special engravings OPERATING DEVICES - Stainless steel screw-in security crown WATER RESISTANCE - 5 bar INTERHORN WIDTH - 18 mm MOVEMENT - Automatic winding NUMBER - Oris 732, base SW 200-1 DIMENSIONS - Ø 25.60 mm, 11 1/2’’’ FUNCTIONS - Centre hands for hours and minutes, fine timing device WINDING - Automatic winding POWER-RESERVE - 38 hrs VIBRATIONS - 28’800 A/h, 4 Hz JEWELS - 26 DIAL - Silver MATERIAL - Silver dial LUMINOUS MATERIAL - Numerals and hands Light Old Radium STRAP/BRACELET - Leather EXTRAS - Special box, certificate, additional leather strap, limited to 1917 pieces WARRANTY - 2 Years Join MyOris and extend your warranty for free to 3 years.