|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|
|Case Size||40 mm|
|Dial Color||Black Dail|
|Engine||Rolex Calibre 7750|
Crystal: Sapphire Crystal. The material of the watch 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%.
Band Material: 316L. The band is the most important part of the watch. 316L will never fade, deform, and is environmentally friendly.
Watch Case: 316L. The case is made of 316L stainless steel, the hardest material, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Water Resistance: 100 meters. About the watreproof depth of the watch, it is 100 meters, which is definitely enough for your daily life.(The ordinary Automatic movement is just daily waterproof, need to purchase additional waterproof service which is up to 100 meters.)
Luminiscence: Hands and Markers. As you can see in the pictures above, the luminescence of the watch is hands and markers. With this watch, you will not lose your time in dark.
Power Reserve: 40 Hours. A good power reserve is so impotant, the watch is 40 hours of full use, which is as strong as genuine Rolex.
Dial Markers: Index. The index on the dial is used as a marker instead of Roman numerals and can affect the appearance of the dial.
Case Back: Solid. In the world of watches, a strong back cover is very important, neither soft nor flexible. Made of steel, it has excellent durability and scratch resistance.
Clasp: Fold Over Clasp. The clasp design of the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Second Markers: Minute Markers around the outer rim. The design of the other marks in the watch is that the second mark is a small disc, placed on the outside of the clock to indicate the time.