|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|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|
|Dial Color||Black Dial|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
Watch Case: 316L. The material of this case comes from 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.
Case Back: Solid. The screw-in design of the solid bottom cover ensures tight waterproof performance, and the solid bottom cover has superior waterproof performance and durability.
Crystal: Sapphire Crystal. For a watch, crystal is a very important part, with a very high hardness, with Mohs hardness as high as 9, second only to diamonds. Its hardness is almost 3 times that of mineral glass and 20 times that of acrylic mirrors. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hands: Gold-tone. The design of the watch’s hands is gold-tone. It blends perfectly with the dial.
Second Markers: Minute Markers around the outer rim. The dial on the outside of the clock is designed to indicate the time.
Dial Markers: Index. The luxury index of the watch dial markers show us what time it is, differ from ordinary dial.
Luminiscence: Hands and Markers. Regarding this watch, luminescence is hands and markers. These luminiscence makes your watch more refined and high-end.
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.
Water Resistance: 30 meters. About the watch, the waterproof depth is 30 meters, which is a good feature for the watch. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.