|Grade||Genuine Rolex||AAA 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|
Bezel Material: Ceramics Bezel. Bezel material is more noble and elegant. It makes you improve your taste from the inside out.
Clasp: Deployment. The clasp design of the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Dial Markers: Luminous Index. We can use a watch with a luminous stick. When you are in the dark, you can understand the current time by looking at this sticks.
Luminiscence: Hands and Markers. As you can see in the pictures above, the luminescence of the watch is hands and markers. It can help you know the corresponding time when you running in dark.
Band Material: Rubber.The watch we apply with a rubber band which is non-toxic, endurable and easy to clean.
Case Back: Solid. The screw-in design of the hard solid bottom cover ensures tight waterproof performance. The solid bottom cover has superior waterproof performance and durability.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, full enough for your daily life. Tips: Thewatch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Hands: Gold-tone. The watch’s hands is gold-tone, that makes your watch luxury and funny.
Crystal: Sapphire Crystal. The design of crystal is a unique optical material. It is not only dazzling, but also scratch-resistant. The color rendering index (CRI) of the anti-reflective coating is 100, and the brightness is increased by up to 50%. Tips: Thewatch is applied with mineral glass instead of sapphire.