|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|
|Dial Color||Diamond Paved Dial|
Band Material: 316L. A good band can better protect your watch, 316L can be polished, frosted, can be plated with various materials, stable performance, is the best choice for the band.
Watch Case: 316L. A good case can better protect your watch. 316L steel 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.
Case Back: Solid. The water resistance of the solid case back is better than that of the transparent case back. A waterproof sealing ring is added to the through-bottom watch, which makes it difficult to seal.
Crystal: Sapphire Crystal. As an excellent watch, we use the only high-quality anti-reflective material that can provide scratch resistance without affecting its gloss. 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.
Hand: Silver-tone. For the watch, we apply with hands of silver-tone, which is delicated and cool.
Dial Markers: Diamonds. The diamond on the watch indicates the current time.
Bezel Material: Stainless Steel. A stainless steel bezel is more simple and endurable. It makes you improve your temperament from the inside out.
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. We make the watch waterproof at 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.
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.