|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 3235||Genuine Swiss3235 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|
|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|
Case Back: Solid. The sturdy case back is usually used to protect the watch movement from scratches and external damage. These watch cases can also increase the durability and strength of the watch movement.
Crystal: Sapphire Crystal. As a good watch, we use a very high hardness, the Mohs hardness is as high as 9, second only to diamond, its hardness is almost 3 times that of mineral glass, 20 times that of acrylic mirror. Tips: The A watch is applied with mineral glass instead of sapphire.
Band Material: 316L. The band is made of solid 316L stainless steel, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Watch Case: 316L. The case is made of the best 316L steel, which is a very strong and corrosion-resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.
Function: Date, Hour, Minute, Second. The watch is a timer with indicate date. The watch is equipped with a indicate date to measure time. The minute dial can estimate the current time, and the second dial can estimate the time after the interval.
Water Resistance: 30 meters. Want a watch waterproof? Don’t hesitate to choose us, the depth of the watch is 30 meters. But please make sure you close the crown properly. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Clasp: Fold Over Clasp. This is a great way to protect and store your watch, allows the user to fold it into several positions or angles for unique and unique use.
Dial Markers: Arabic Numeral. The watch has an arabic numeral because the dial markers are used as markers instead of dots to indicate the time.