Product parameters Movement type:quartz movementMovement model:Miyota 2115, JapanMovement function:3-pin/calendar, Japanese original battery, long battery life of 4 yearsBattery model:SR626SWCase material:316L stainle steelCase proce:wire drawing + polishingBottom cover material:316L stainle steelBottom cover type:screw-in solid bottom coverCase diameter:41mm (excluding head)Case length:48mm (total length from top to bottom)Shell thickne:13mm (including lens and bottom cover)Case ear position:20mm (the position where the case and the strap are connected)Watch weight:163g (including steel strap)Watch length:228mm (total watch length/circumference)Strap material:stainle steel / rubber strap / nylonTable mirror material:mineral glaTable mirror type:convex crystal mineral glaMirror mirror coating:anti-glare blue coatingMirror size:30.5*2.5mm (diameter * thickne)Crown type:screw-in screw crownCrown size:7.00mm (diameter)Bezel material:ceramicBaffle function:one-way rotationLuminous bezel:240,000 / KG Swi BGW9 super luminous powder, blue lightFrame size:37.98 * 30.60 * 2.00mm (outer diameter * inner diameter * thickne)Surface color:black/green/blueSurface luminescence:240,000 / KG Swi BGW9 super luminous powder, green lightSurface size:29.50 * 29.00 * 29.00 * 0.4mm (line hole * surface diameter * opening surface * thickne)Hand craft:polished and electroplated white steel C3 with green luminousDial Luminous:240,000 / KG Swi C3 super bright powder, glowing greenHand size:7*11*11 (hour hand * minute hand * second hand length)Waterproof rating:200 meters waterproof/diving [can wash hands, swim, dive, meet all daily waterproof requirements]Exhaust valve:noneWarranty period:three years free warrantyPackaging standard:profeional waterproof plastic box packaging ADDIESDIVE H3-series keeps the claic, but has become more sport-stylish after the improvement of our designers. It uses the historical elements of retro Bezel, scale and hands with Switzerland super luminou The claic case and screw-in waterproof crown make the waterproof level into 200 Meters. The ceramic bezel improves the durability of the watch.All these features can not be done by other similar Anti-corrosion 316L stainle steel case in 41mm diameter and 13mm thickne use compact design to make this watch water resistance up to 200Meters. Curved surface MineralGla gla with anti-reflective blue coating improves the transparency of the dial.