|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|
Band Material: 316L. The band is made of the hardest material 316L, which is a high-grade stainless steel alloy. It is corrosion resistant, easy to weld, durable and safe to use.
Watch Case: 316L. The case made of 316L, the hardest material, 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. In the world of watches, the sturdy back cover is a very important screw-in design to ensure tight waterproof performance, and the sturdy back cover has superior waterproof performance and durability.
Crystal: Sapphire Crystal. The hardness of sapphire crystal is very high, the 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.
Hand: Silver-tone. The hands of the replica watch is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass is one of the most recognized design elements in all industries, and the minute mark around the outer edge.
Dial Markers: Luminous Index. A watch with a luminous stick is a new type of sensor that can detect the time in the dark. When receiving a signal from an external source, this sticks will light up. It then sends a signal to the computing device, telling it when to turn the lights on and off.
Luminiscence: Hands and Markers. About the luminosity of the watch is hands and markers. These luminiscence makes your watch more refined and high-end.
Bezel Material: Stainless Steel. Bezel material is more simple and endurable. It makes you improve your temperament from the inside out.
Clasp: Fold Over Clasp. This watch case has a designed lock to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters. But please make sure you close the crown properly. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.