|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 2236||Genuine Swiss 2236 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 2671/Mingzhu Engine|
|Band Width||Around 13mm|
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge of the glass is a design element that represents time, called the hand of a clock. This design element is used in many famous designs, such as clocks, clocks and so on.
Crystal: Sapphire Crystal. The material of the watch is a very common glass, which can protect your watch from scratches. Tips: The Automatic is applied with mineral glass instead of sapphire.
Function: Date, Hour, Minute, Second. The watch is a timer with indicate date. The minute dial is used to estimate the current time, and the stop dial is used to estimate the time based on the interval.
Luminiscence: Hands and Markers. As for the watch’s luminiscence, it is hands and markers. It makes your watch look more funny and functional.
Band Material: 316L. The band is the most important part of the watch. 316L is close to iron and generally does not affect the human body. This material is often used in the straps of Swiss watches.
Case Back: Solid. The case has a thick back, which is not soft or flexible at all. It is made of steel, very durable and scratch-resistant.
Hand: Silver-tone. As you can see in the pictures above, the hand design of the watch is silver-tone. It blends perfectly with the dial.
Watch Case: 316L. The shell made of 316L is a durable metal, lightweight and strong. It is corrosion resistant, non-magnetic and highly polished.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has 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.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss