|Grade||Genuine Rolex||3a swis||swiss||automatic|
|Movement||Rolex Calibre 4130||Genuine Swiss Clone 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|
|Case Color||Rose Gold-tone|
|Engine||Rolex Calibre 7750|
Band Material: Leather.Leather strap which is non-toxic, endurable and easy to clean.
Watch Case: 316L. The raw material of this watch is the hardest 316L, one of the most heat-resistant stainless steel grades. Its corrosion resistance is very good, even at temperatures as high as 1100*F, without any further heat treatment.
Case Back: Solid. The screw-in design of the solid bottom cover ensures tight waterproof performance, and the solid bottom cover has superior waterproof performance and durability.
Crystal: Sapphire Crystal. For watches, crystal is a very important part, and it is the only high-quality anti-reflective material that provides scratch resistance without affecting its luster. Using this new technology, you can protect the surface of your watch at the most important moments in your life. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. The hands of the watch is rose gold-tone that is cool and well-designed.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is one of the most recognized design elements in all industries and is located on the outside of the clock to indicate the time.
Dial Markers: Luminous Index. Luminous sticks when you are in the dark, you can understand the current time by looking at this sticks.
Luminiscence: Hands and Markers. The design of the watch’s luminiscence is hands and markers. With this watch, you will not lose your time in dark.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is has high dimensional stability, high resilience and UV resistance. It can be used in both hard and soft cases. It’s also resistant to water, heat and deliquescent substances like oil or food.
Clasp: Deployment. Deployment clasps are used in the watch allows the user to fold it into several positions or angles for unique use.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which is definitely enough for your daily life. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.