|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|
|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|
|Series||Gmt Master Ii|
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is is an endurable material that can be used for dials and watch faces. It’s extremely resistant and flexible. Learn to design a gorgeous hand-made stainless steel bezel and how one can use it to create a luxury watch.
Clasp: Fold Over Clasp. This is a great way to protect and store your watch, to make it easier and quicker for the user to open and fold the case over to keep it secure.
Watch Case: 316L. The material in this case comes from 316L steel, which is a very strong and corrosion resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.
Dial Markers: luminous dot. We can use a watch with a luminous point, which is a small LED light source, which can be used as a time indicator for the watch.
Band Material: 316L. The band uses 316L to provide excellent corrosion resistance, excellent wear resistance and good wear resistance.
Second Markers: Minute Markers around the outer rim. The design of the second mark is also called the hand of the clock. This design element is used in many well-known designs such as clocks and other objects.
Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters, which is like a real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Luminiscence: Hands and Markers. The watch’s luminiscence is hands and markers. With this watch, you can know time anywhere and anytime.
Function: Date, Hour, Minute, Second. A watch is a very important device in everyone’s life, and it can measure time and seconds.
Crystal: Sapphire Crystal. A good sapphire mirror is a very common glass that can protect your watch from scratches. Tips: The A watch is applied with mineral glass instead of sapphire.