|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 3285||Genuine Swiss 3285 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|
Second Markers: Minute Markers around the outer rim. The design of the other marks in the watch is that the second mark is a small disc, placed on the outside of the clock to indicate the time.
Crystal: Sapphire Crystal. The sapphire crystal mirror with very ordinary glass can protect your watch from scratches. Tips: The watch is applied with mineral glass instead of sapphire.
Watch Case: 316L. The case is made of 316L stainless steel, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has is more simple and endurable. It makes you improve your temperament from the inside out.
Dial Markers: Luminous Index. The watch has a luminous stickare and is used in many devices to display the time in dark places. These sticks can actually be used to represent time. After turning on the power, you can find the time with a single tap.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, which is similar as real watch. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. These luminiscence makes your watch more refined and high-end.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss