|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|
|Dial Color||Black Dial|
Watch Case: 316L. The case is made of 316L, the hardest material, so you can always live in peace with your skin without causing harm.
Case Back: Solid. The case uses a thick back cover, which makes the watch more durable and can withstand harsh outdoor environments such as rain, snow, cold or hot weather.
Crystal: Sapphire Crystal. Sapphire crystal can block moisture and dust, protect hands, dial and movement. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The hands of the replica watch is silver-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is a design element representing time, also known as a clock hand, which has been used in many well-known designs.
Dial Markers: Luminous Index. Many people can’t tell the time in the dark. This watch has a luminous stick that will light up when you are not in the light.
Luminiscence: Hands and Markers. The design of the watch’s luminiscence is hands and markers. It can help you know the corresponding time when you running in dark.
Bezel Material: Ceramics Bezel. The ceramic material is one of the best materials for watches. It is more noble and elegant. It makes you improve your temperament from the inside out.
Clasp: Deployment. Deployment clasps are used in the watch to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. The watch’s waterproof depth 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.