|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|
Watch Case: 316L. A good case can better protect your watch. 316L has swept the major material masters and has become the mainstream material of high-end fashion jewelry in Europe and America.
Case Back: Solid. The sturdy bottom cover is not soft or flexible in any way. It is made of steel, very durable and scratch-resistant.
Crystal: Sapphire Crystal. The watch uses a sapphire crystal glass table mirror, the vision is clear and bright when looking at the time. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hands: Gold-tone. The style of the watch’s hands is gold-tone, which looks pretty stunning and high-end.
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. The second mark is a small disc placed on the outside of the watch to indicate the time.
Dial Markers: Index. Index dial markers are used as markers instead of Roman numerals, and will affect the appearance of the dial.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. It can help you know the corresponding time in the dark.
Clasp: Fold Over Clasp. The combination of a watch case and a bracelet watch to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. About the watreproof depth of the watch, 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.