|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|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
Watch Case: 316L. A good case can better protect your watch, 316L is suitable for daily seawater corrosion, and 316L steel is completely sufficient.
Case Back: Solid. The hard solid bottom cover can make the watch more durable, they can withstand harsh outdoor environments, such as rain, snow, cold or hot weather.
Crystal: Sapphire Crystal. For watches, crystal is a very important component, with good thermal performance, excellent electrical and dielectric properties, and chemical resistance. It has the characteristics of high temperature resistance, good thermal conductivity, high hardness, infrared penetration, and good chemical stability. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, the hands is silver-tone that is simple but luxury.
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, also known as a clock hand, which has been used in many well-known designs, such as watches and other objects.
Dial Markers: Luminous Index. When you are not in light, the luminous sticks in the watch will light up.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. With this watch, you will not waste time to check the real-time.
Bezel Material: Ceramics Bezel. The watch uses a high-end ceramic bezel, which is more noble and elegant. It makes you improve your temperament from the inside out.
Clasp: Deployment. The clasp design of the watch which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Water Resistance: 30 meters. About the watch, the waterproof depth is 30 meters, which is like a real watch. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.