|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|
|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 Markers: Luminous Index. The bright luminous sticks marked on the dial will light up when you leave the light.
Crystal: Sapphire Crystal. A good sapphire mirror is a unique optical material. It is not only dazzling, but also scratch-resistant. The color rendering index (CRI) of the anti-reflective coating is 100, and the brightness is increased by up to 50%. Tips: The A watch is applied with mineral glass instead of sapphire.
Second Markers: Minute Markers around the outer rim. The design of other markers in the watch, as shown in the picture above, is the minute markers around the outer edge.
Hands: Gold-tone. The design of the watch’s hands is gold-tone, which can highly improve the outlook of the watch.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. It can help you know the corresponding time in the dark.
Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters, which is similar as real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Watch Case: 316L. The raw material of this watch is the hardest 316L stainless steel, which belongs to the middle and high-end and high-end shell materials. Because it contains molybdenum, it is more wear-resistant than 304, and the grade is also high.
Band Material: 316L. The band is made of 316L, which is a durable metal, lightweight and strong. It is corrosion resistant, non-magnetic and highly polished.
Function: Date, Hour, Minute, Second. Re-engraved watch function, the re-engraved watch can measure time and seconds accordingly.
Clasp: Fold Over Clasp. This watch case has a designed clasp which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Bezel Material: Stainless Steel. Stainless steel bezel is a material that is one of the most beautiful and delicate parts in the watch. The stainless steel bezel provides a durable, endurable and expensive look to the watch.