|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|
Clasp: Fold Over Clasp. The clasp of the watch which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Crystal: Sapphire Crystal. The hardness of sapphire crystal is very high, the Mohs hardness is as high as 9, second only to diamond, and its hardness is almost 3 times that of mineral glass and 20 times that of acrylic mirror. Tips: The Automatic is applied with mineral glass instead of sapphire.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is a design element representing time, also called a clock hand, which has been used in many famous designs, such as watches and other objects.
Luminiscence: Hands and Markers. About the luminosity of the watch is hands and markers. It makes your watch look more high-end.
Water Resistance: 30 meters. Always wearing the watch even when you are in bathroom? Don’t worry, the watch’s waterproof depth is 30 meters, which is definitely enough for your daily life. Tips: The Automatic is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Band Material: 316L. The material in this band comes from 316L stainless steel, making it durable, reliable and durable.
Watch Case: 316L. The case uses 316L for daily seawater corrosion, and 316L steel is completely sufficient.
Dial Markers: Luminous Index. The luminous sticks in the watch can be used in many devices to show the time in a dark place. These sticks can actually be used to represent time. After turning on the power, you can find the time with a single tap.
Function: Date, Hour, Minute, Second. It has many functions for various purposes, such as mesuring time and timer functions.
Hand: Silver-tone. The style of the watch’s hands is silver-tone, which can highly improve the outlook of the watch.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss