|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|
Luminiscence: Hands. The design of the watch’s luminiscence is hands. With this watch, you will not waste time to check the real-time.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has is more simple and endurable. It makes you improve your temperament from the inside out.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge of the glass is a design element that represents time. It is also called the hand of a clock. This design element is used in many famous designs, such as clocks and other objects.
Hands: Gold-tone. Regarding this watch, hand design is gold-tone, which looks pretty stunning and high-end.
Clasp: Fold Over Clasp. The clasp design of the watch which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Band Material: 316L. A good band can better protect your watch. 316L stainless steel is a medium-to-high-end band material. Because it contains molybdenum, it is more wear-resistant than 304, and the grade is also high.
Dial Markers: Diamonds. Diamond-encrusted watches use diamonds as dial markers to indicate the time.
Watch Case: 316L. The case is 316L, which swept all major material masters and became the mainstream material for high-end fashion jewelry in Europe and America.