|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 3135||Genuine Swiss 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 2813|
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. It makes your watch look more high-end.
Bezel Material: Diamond Bezel. The diamond material is one of the best materials for watches. It has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from diamond materials can withstand extreme temperatures. Tips: not real diamond.
Band Material: Rubber.As you can see, many rubber bands are used in xxx watches, which is non-toxic, resistant to high and low temperatures, acid and alkali, flexible, and easy to maintain.
Function: Date, Hour, Minute, Second. Re-engraved watch function, measuring time and seconds.
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.
Crystal: Sapphire Crystal. A good sapphire mirror is that sapphire has higher impact resistance, air tightness and hardness than other materials, and the processing cost is also high, so it is mostly used for top watch brands. Tips: The Automatic is applied with mineral glass instead of sapphire.
Watch Case: 316L. The raw material of this watch case is 316L stainless steel, which has excellent corrosion resistance. The case is also hypoallergenic and scratch-resistant. It can withstand high temperature environments and provide shock protection.
Dial Markers: luminous dot. This watch uses a luminous spot, which can be highlighted when you are about to look at the watch, and then gradually dim when you look at the watch.
Clasp: Deployment. This watch use a deployment clasp which allows the user to fold it over in multiple positions or angles for unique use.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss