|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|
|Engine||Rolex Calibre 7750|
|Dial Color||Black Dail|
Crystal: Sapphire Crystal. The sapphire crystal table mirror can feel a clear and bright field of vision when looking at the time.
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.
Water Resistance: 100 meters. As for the waterproof depth of the watch, it is 100 meters, which has a good waterproof function.(The ordinary Automatic movement is just daily waterproof, need to purchase additional waterproof service which is up to 100 meters.)
Engine: Rolex Calibre 7750. The watch adopts the top-quality ETA 7750 Swiss automatic mechanical device, which is not only stable and durable, but also has a simple structure, convenient disassembly and assembly, and very convenient maintenance.
Luminiscence: Hands and Markers. As for the watch’s luminiscence, it is hands and markers. With this watch, you will lose your time in dark.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass edge is one of the most recognized design elements in all industries. The tiny mark around the outer edge is shown in the picture above.
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. The band is made of 316L stainless steel, which has excellent corrosion resistance. The band is also hypoallergenic and scratch-resistant. It can provide shock protection.
Power Reserve: 40 Hours. For the watch, we use 40 hours of power reserve and 28800 swings, which is pretty good.
Clasp: Fold Over Clasp. A fold over clasp are used in the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.