|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|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
Watch Case: 316L. The raw material of this watch is the hardest 316L stainless steel, which has excellent corrosion resistance. The case is also hypoallergenic and scratch-resistant. It can withstand high temperature environments and provide shock protection.
Case Back: Solid. Patek Philippe usually uses a solid back cover, which is usually used to protect the movement of the watch from scratches and external damage. These watch cases can also increase the durability and strength of the watch movement.
Crystal: Sapphire Crystal. The hardness of the sapphire crystal watch is very high, the Mohs hardness is as high as 9, second only to diamond, and its hardness is almost 3 times that of mineral glass and 20 times that of acrylic mirrors. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. For the watch, the hands is rose gold-tone, which is delicated and cool.
Second Markers: Minute Markers around the outer rim. The minute mark surrounding the outer edge of the glass is a design element that represents time, also known as a clock hand. This design element has been used in many famous designs such as watches, clocks and other objects.
Dial Markers: Luminous Index. The bright luminous sticks marked on the watch dial are the eyes of the watch, which can help you see the time even in the dark. It is an advanced color sensor that can detect light levels of 2.5 lux or less with a range of up to 100 meters.
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. With this watch, you will not waste time to check the real-time.
Bezel Material: Ceramics Bezel. The watch bezel is the most expensive component of the watch. It is is more noble and elegant. It makes you improve your taste from the inside out.
Clasp: Deployment. This watch use a deployment clasp to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters, which is a good feature for the watch. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.