|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|
Bezel Material: Stainless Steel. The stainless steel bezel has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from stainless steel bezel materials can withstand extreme temperatures.
Crystal: Sapphire Crystal. As an excellent watch, we apply good thermal performance, excellent electrical and dielectric properties, and chemical corrosion resistance. It has the characteristics of high temperature resistance, good thermal conductivity, high hardness, infrared penetration, and good chemical stability. Tips: The A watch is applied with mineral glass instead of sapphire.
Band Material: 316L. The band uses the best 316L stainless steel, which is a highly durable and corrosion-resistant material.
Watch Case: 316L. The case is made of 316L stainless steel, which has excellent corrosion resistance. It is good at hypoallergenic and scratch resistant.
Hand: Silver-tone. As for the watch’s hands, it is silver-tone that is cool and well-designed.
Second Markers: Minute Markers around the outer rim. The minute mark surrounding the outer edge of the glass is a design element that represents time and is located on the outside of the clock to indicate the time.
Dial Markers: Luminous Index. The eyes of the watch have luminous sticks, which can help you see the time even in the dark. It is an advanced color sensor that can detect light levels of 2.5 lux or less with a range of up to 100 meters.
Case Back: Solid. The sturdy case back can make the watch more durable, and they can withstand harsh outdoor environments such as rain, snow, cold or hot weather.
Clasp: Fold Over Clasp. This watch case has a designed lock to make it easier and faster for the user to open and fold the watch case to keep it secure.
Luminiscence: Hands and Markers. The watch’s luminiscence is hands and markers. The luminous things makes your watch more delicate and high-end.