|Grade||Genuine Rolex||3a swis||swiss||automatic|
|Movement||Rolex Calibre 3285||Genuine Swiss Clone 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|
|Bezels||Bi-directional Rotating||Bi-directional Rotating||Fixed||Fixed|
|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|
|Series||Gmt Master Ii|
Band Material: 316L. The band is 316L, which can be polished, frosted, and can be plated with a variety of materials. It has stable performance and is the best choice for the band.
Watch Case: 316L. The case is made of 316L stainless steel, making it reliable and durable.
Case Back: Solid. The case uses a thick solid back, which can be used for many years. There are many boxes made of various materials. These watch cases cannot prevent damage and are easily damaged. The backs of these watches are sturdy and can be used for many years.
Crystal: Sapphire Crystal. The watch with sapphire crystal is high-quality glass, and the dial can be clearly seen. Tips: The A watch is applied with mineral glass instead of sapphire.
Second Markers: Minute Markers around the outer rim. The design of the second mark is also called the clock hand. This design element has been used in many well-known designs such as watches, clocks and other objects.
Dial Markers: Dot. The dot in a watch to determine time by looking at the dot, which is different from normal dial.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. The luminous things makes you find the time in dark.
Bezel Material: Stainless Steel. The stainless steel bezel is more simple and endurable. It makes you improve your temperament from the inside out.
Clasp: Fold Over Clasp. This watch case has a designed lock is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which is a good feature for the watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.