|Grade||Genuine Rolex||AAAAA Clone||AAA Replica||A Replica|
|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|
Case Back: Solid. The sturdy case back screw-in design ensures tight waterproof performance, and the sturdy back cover has superior waterproof performance and durability.
Bezel Material: Stainless Steel. The watch uses a stainless steel bezel, which is more simple and endurable. It makes you improve your taste from the inside out.
Band Material: 316L. A good band can better protect your watch. 316L is a high-grade stainless steel alloy. It is corrosion resistant, easy to weld, durable and safe to use.
Dial Markers: Luminous Index. Studies have shown that human eyes are very sensitive to light at night. They are the eyes of a 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.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is also called the hand of the clock. This design element is used in many famous designs.
Hand: Silver-tone. For the watch, the hands is silver-tone that is cool and well-designed.
Crystal: Sapphire Crystal. The material of the watch is high-quality glass, and the dial is clearly visible. Tips: The A Replica is applied with mineral glass instead of sapphire.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters that is enough for no worries. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. As you can see in the pictures above.
Watch Case: 316L. The case is the most important part of the watch, 316L stainless steel, this material has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.