|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 3135||Genuine Swiss Clone 3135 movement||Swiss 2836 Movement||Asian 2813 Movement|
|Time Accuracy||-3/+5 sec per day COSC certified||-5/+6 sec per day COSC certified||-10/+10 sec per day COSC certified||-1/+2 min per day COSC certified|
|Stainless Steel Type||904L Stainless Steel||904L Stainless Steel||316L Stainless Steel||316L Stainless Steel|
|Crystal||Sapphire crystal||Sapphire crystal correct date magnification||Sapphire crystal||Mineral Glass|
|Logo & Markings||laser etchings||Exact on entire watch||90% Exact on entire watch||70% Exact on entire watch|
|Dial||Genuine Rolex||Exact detail and font||90% exact detail and font||70% Exact detail and font|
|Luminous Markers||Rolex Lumen||SuperLuminova Swiss Lumen||Swiss Lumen||Normal Lumen|
|Waterproof||100m on standard models||Tested up to 300m||Tested up to 30m||Life waterproof|
|Life expectancy||Lifetime||Lifetime||3-5 years||1-2 years|
|Warranty||2 Years||Up to 5 Years||Up to 3 Years||Up to 1 Years|
|Engine||Rolex Calibre 2836/2813|
|Dial Color||Black Dial|
Function: Date, Hour, Minute, Second. At the same time, it has the functions of the second, minute and hour hands.
Case Back: Solid. In the world of watches, a sturdy back cover is very important to make the watch more durable. They can withstand harsh outdoor environments such as rain, snow, cold or hot weather.
Bezel Material: Stainless Steel. Stainless steel bezel is a material that made of stainless steel bezel material. It needs to be durable and can resist abrasion. The design of stainless steel bezel material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Band Material: 316L. The band is made of solid 316L, which has excellent corrosion resistance, excellent wear resistance and good wear resistance.
Crystal: Sapphire Crystal. Watches made of sapphire crystal are the only high-quality anti-reflective material that can provide scratch resistance without affecting its luster. Using this new technology, you can protect the surface of your watch at the most important moments in your life. Tips: The A watch is applied with mineral glass instead of sapphire.
Dial Markers: luminous dot. We can use a watch with a luminous point, and the time can be determined by looking at the luminous point.
Second Markers: Minute Markers around the outer rim. The minute mark design of the dial around the outer edge.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters. But make sure to close the crown properly. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. With this watch, you will lose your time in dark.
Watch Case: 316L. The situation is that daily seawater corrodes 316L, which is sufficient for this kind of steel.