|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 3131||Genuine Swiss 3131 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|
|Dial Color||White Dial|
Band Material: 316L. The raw material of this watch is the hardest 316L stainless steel, which has excellent corrosion resistance. The band is also hypoallergenic and scratch-resistant. It can withstand high temperature environments and provide shock protection.
Watch Case: 316L. The case is made of solid 316L, which has excellent corrosion resistance, excellent wear resistance and good wear resistance.
Case Back: Solid. xxxxx usually uses a solid bottom cover, which is a great way to add style and elegance to your wrist. Scratch-resistant and wear-resistant watches are becoming more and more popular.
Crystal: Mineral Glass. A watch made of mineral glass is a natural material that can reflect light to create an optical illusion. Its long-lasting anti-reflective coating makes it ideal for scratch resistance, and the brightness of the crystal remains almost unchanged.
Hand: Silver-tone. The hand design of the watch is silver-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. The design of other marks in watches, also known as clock hands, this design element has been used in many well-known designs.
Dial Markers: Luminous Index. When you are not in light, the luminous sticks in the watch will light up.
Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. With this watch, you will not lose your time in dark.
Bezel Material: Stainless Steel. The bezel, made of stainless steel bezel, is a high-end material made from stainless steel bezel. It is the most expensive material of the watch. In addition, stainless steel bezel is a substance with high flexibility and energy absorption properties which can be used as the core medium of the watch.
Clasp: Fold Over Clasp. This is a great way to protect and store your watch, which is more durable and stylish.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters that is enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.