|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 Thickness||16 mm|
|Engine||Rolex Calibre 7750|
Engine: Rolex Calibre 7750. The ETA 7750 movement is a Swiss-made quartz movement with higher accuracy than ordinary quartz movements. This is a highly precise timepiece that can accurately display time and date information and has a timing function.
Watch Case: 316L. The case is made of solid 316L, which has excellent corrosion resistance, excellent wear resistance and good wear resistance.
Case Back: Solid. The strong case back is the “second skin” of the watch. It covers metal and provides daily wear protection for the watch.
Crystal: Sapphire Crystal. Sapphire crystal is a good choice because it is a special anti-reflective coating that can minimize light reflection and provide scratch resistance without affecting its brightness. Sapphire crystal is a highly transparent crystal that can be used to make optical lenses, diffractive optical elements, and filters.
Hands: Gold-Tone. About the watch, the hands is gold-tone, which looks pretty stunning and high-end.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is one of the most recognized design elements in all industries. The second mark is a small disc placed on the outside of the watch to indicate the time.
Dial Markers: Diamonds. The watch has a diamond because the dial markers are used as dial markers instead of the usual Roman numerals to indicate the time.
Luminiscence: Hands and Markers. The watch’s luminiscence is hands and markers. With this watch, you will not lose your time in dark.
Band Material: 316L. This watch band is made of the best 316L stainless steel, which has very good corrosion resistance and good texture.
Clasp: Fold Over Clasp. A fold over clasp are used here which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 100 meters. The waterproof depth of the watch is 100 meters. But make sure to close the crown properly.(The ordinary Automatic movement is just daily waterproof, need to purchase additional waterproof service which is up to 100 meters.)
Power Reserve: 40 Hours. Aboute the power reserve, the watch is 40 hours of power reserve that is long lasting and tolerable.