|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 4130||Genuine Swiss 4130 movement||Swiss 7750 Movement||Asian MingZhu 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 7750/Mingzhu Engine|
Band Material: 316L. The band is made of the best 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.
Bezel Material: Stainless Steel. Bezel material is one of the most beautiful and delicate parts in the watch. The stainless steel bezel provides a durable, endurable and expensive look to the watch.
Luminiscence: Hands and Markers. For the watch, we apply with luminiscence of hands and markers. It can help you know the corresponding time in the dark.
Second Markers: Minute Markers around the outer rim. The outer minute mark around the edge of the glass is a design element that represents time, and the minute mark around the outer edge is as shown in the picture above.
Watch Case: 316L. The material in this case comes from 316L stainless steel, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Clasp: Fold Over Clasp. Our this watch uses a folding buckle strap, which allows the user to fold it over in multiple positions or angles for unique and unique use.
Hands: Gold-tone. The hand design of the watch is gold-tone. It fits your watch dial perfectly.
Case Back: Solid. xxx usually uses a solid bottom cover, which is a great way to add style and elegance to your wrist. Scratch-resistant and wear-resistant watches are becoming more and more popular.
Dial Markers: Index. These indexs in the watch uses some simple index marks to display the time, making the dial more simple and stylish.
Crystal: Sapphire Crystal. Sapphire crystal is the only high-quality anti-reflective material that provides scratch resistance without affecting its brightness. Using this new technology, you can protect the surface of your watch at the most important moments in your life. Tips: The watch is applied with mineral glass instead of sapphire.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss