|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|
Crystal: Sapphire Crystal. The design hardness of crystal is very high, Mohs hardness is as high as 9, second only to diamond, and its hardness is almost 3 times that of mineral glass and 20 times that of acrylic mirror. Tips: The A Replica is applied with mineral glass instead of sapphire.
Clasp: Fold Over Clasp. This is a great way to protect and store your watch, which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Hands: Gold-tone. As for the watch’s hands, it is gold-tone that is simple but luxury.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters. But make sure to close the crown properly. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Second Markers: Minute Markers around the outer rim. The second hand of the watch is designed as shown in the picture above, with minute markers on the outer edge, as shown in the picture above.
Bezel Material: Stainless Steel. The watch uses a stainless steel bezel, which is the perfect material to use when designing a watch. The bezel will have endurable elegance, high performance, and high durability.
Dial Markers: Diamonds. Luxury diamonds marked on the dial of the watch are used as markers to indicate the time.
Band Material: 316L. This band uses the best 316L steel, which is a very strong and corrosion-resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.