|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|
|Dial Color||Black Dial|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
Watch Case: 316L. The case is made of 316L stainless steel, making it durable.
Case Back: Solid. The sturdy case back can be used for many years. There are many boxes made of various materials. These watch cases cannot prevent damage and are easily damaged. The backs of these watches are sturdy and can be used for many years.
Crystal: Sapphire Crystal. The sapphire 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: The A watch is applied with mineral glass instead of sapphire.
Hands: Gold-tone. The watch’s hands is gold-tone, that makes your watch luxury and funny.
Second Markers: Minute Markers around the outer rim. The design of other marks in watches is also called clock hands. This design element has been used in many well-known designs such as watches, clocks and other objects.
Dial Markers: Index. The watch uses a index as a dial marker unlike a regular dial, the watch uses a few simple indexs to mark the dial to indicate the current time.
Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. The luminous things makes you find the time in dark.
Clasp: Fold Over Clasp. The clasp design of the watch allows the user to fold it into several positions or angles for unique and unique use.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, which is fully 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.