|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|
Watch Case: 316L. The watch case is made of 316L, which will never deform, and is environmentally friendly.
Case Back: Solid. The case has a thick back cover, which can transmit impact better than the plastic case back of the watch.
Crystal: Sapphire Crystal. The sapphire crystal is a lustrous and transparent crystal, which is often used in high-precision optical instruments. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hands: Gold-tone. For the watch, the hands is gold-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The design of other marks in the watch is also called the hand of the clock, and this design element is used in many well-known designs.
Dial Markers: Luminous Index. The watch has a luminous stick, which is a new type of sensor that can detect 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. It helps you know the according time when in dark.
Bezel Material: Ceramics Bezel. A ceramic bezel made of ceramic material. It needs to be durable and can resist abrasion. The design of ceramic material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Clasp: Deployment. Deployment clasps are used here to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. Always wearing the watch even when you are in bathroom? Don’t worry, the watch’s waterproof depth is 30 meters that’s enough for no worries. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.