|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|
Crystal: Sapphire Crystal. Sapphire crystal watch mirror, sapphire has higher impact resistance, air tightness and hardness than other materials, and the processing cost is also high, so it is mostly used for top watch brands. Tips: The A Replica is applied with mineral glass instead of sapphire.
Watch Case: 316L. The situation is 316L, which can help form a corrosion protection film on the surface of metal materials.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is has high dimensional stability, high resilience and UV resistance. It can be used in both hard and soft cases. It’s also resistant to water, heat and deliquescent substances like oil or food.
Luminiscence: Hands and Markers. Regarding this watch, luminescence is hands and markers. With this watch, you can know time anywhere and anytime.
Clasp: Deployment. This is a great way to protect and store your watch, which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Dial Markers: Luminous Index. We can use a watch with a luminous stick, which will light up when there is no light.
Band Material: Rubber.The rubber material simply put the durability and simplicity to the extreme.
Second Markers: Minute Markers around the outer rim. The second hand of the watch is designed as shown above, with minute markers surrounding the outer edge.