|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|
Clasp: Fold Over Clasp. This watch use a fold over clasp which is more durable and stylish.
Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It is a high-end, well-reputed sapphire.
Watch Case: 316L. The watch case is made of 316L stainless steel, which is a medium-to-high-end shell material. Because it contains molybdenum, it is more wear-resistant than 304, and the grade is also high.
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.
Bezel Material: Stainless Steel. The bezel, made of stainless steel bezel, is a high-end material made from stainless steel bezel. It is the most expensive material of the watch. In addition, stainless steel bezel is a substance with high flexibility and energy absorption properties which can be used as the core medium of the watch.
Engine: Rolex Calibre 7750. The ETA 7750 3200-task Swiss movement is the most reliable timing mechanism in the world. The movement is the most common accessory. It is not only the heart of the watch, allowing it to continue to operate, but also the indispensable soul of the watch, fully demonstrating its art and value.
Power Reserve: 40 Hours. The power reserve of the watch is 40 hours power reserve, which is long lasting and tolerable.
Dial Markers: Diamonds. This watch uses diamonds to determine the time by observing diamonds, which is different from ordinary dials.
Hands: Gold-Tone. About the watch, the hands is gold-tone, which fits your watch’s dial well.
Case Back: Solid. The sturdy case back is a great way to add style and elegance to your wrist. Scratch-resistant and wear-resistant watches are becoming more and more popular.
Band Material: 316L. The watch band adopts 316L, which not only directly protects the internal parts of the watch, but also determines the various performance indicators of the watch to a large extent.