|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 3255||Genuine Swiss 3255 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|
Band Material: 316L. The band is 316L, which helps to form an anti-corrosion film on the surface of metal materials.
Watch Case: 316L. The case is made of 316L stainless steel, which is durable, reliable and durable.
Case Back: Solid. The solid bottom cover is solemn, practical, not flashy, does not follow the trend, and stabilizes the position.
Crystal: Sapphire Crystal. For watches, crystal is a very important part, a very common glass, which can protect your watch from scratches. Tips: The watch is applied with mineral glass instead of sapphire.
Second Markers: Minute Markers around the outer rim. The other mark in the watch is designed to be a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Roman Numeral. We can use an Roman numeraled watch, used as a marker instead of dots, and can affect the appearance of the dial.
Bezel Material: Stainless Steel. Bezel material a unique structure that makes it an excellent choice for watches. The material can resist scratches, abrasions and indentation. This bezel material is the most resistant to heat and cold of all materials used in watchmaking.
Clasp: Fold Over Clasp. The clasp design of the watch which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters, which is a good feature for the watch. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Function: Date, Hour, Minute, Second. Re-engraving table function, the split is used to estimate the current time, and the stop is used to estimate the time based on the interval.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss