|Grade||Genuine Rolex||3a swis||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 4130/7750/Mingzhu Engine|
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, which is similar as real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Dial Markers: Index. The watch has an index as a dial mark to tell us what time it is, which is different from a normal dial.
Bezel Material: Stainless Steel. Stainless steel bezel is a material that is the perfect material to use when designing a watch. The bezel will have endurable elegance, high performance, and high durability.
Luminiscence: Hands. Regarding this watch, luminescence is hands. It can help you know the corresponding time in the dark.
Watch Case: 316L. The raw material of this watch case is 316L stainless steel, which has very good corrosion resistance and good texture.
Hand: Rose Gold-tone. The design of the watch’s hands is rose gold-tone that is simple but luxury.
Case Back: Solid. The sturdy case back can transmit impact better than the plastic case back.
Band Material: 316L. The outer shell uses the best 316L, its density is close to iron, and generally does not affect the human body. This material is often used in the straps of Swiss watches.
Crystal: Sapphire Crystal. For watches, crystal is a very important part. Sapphire has higher impact resistance, air tightness and hardness than other materials, and its processing cost is also high, so most of it is used for top watch brands. Tips: The A watch is applied with mineral glass instead of sapphire.
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.