|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|
Band Material: Leather.A high-end watch with a leather strap is non-toxic, resistant to high and low temperatures, acid and alkali, flexible, and easy to maintain.
Watch Case: 316L. The material in this example comes from 316L stainless steel, which is a medium-to-high-grade shell material. Because it contains molybdenum, it is more corrosion-resistant than 304, and the grade is also higher.
Case Back: Solid. The sturdy case back cover transmits vibration better than the plastic case back cover.
Crystal: Sapphire Crystal. The hardness of sapphire glass is very high, the Mohs hardness is as high as 9, second only to diamond, and its hardness is almost 3 times that of mineral glass and 20 times that of acrylic mirrors. Tips: The A watch is applied with mineral glass instead of sapphire.
Hands: Gold-tone. For the watch, the hands is gold-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass is one of the most recognized design elements in all industries. It is a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Diamonds. The watch uses some simple diamonds as dial markers to indicate the time.
Luminiscence: Hands. The watch’s luminiscence is hands. It can help you know the corresponding time when you running in dark.
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.
Clasp: Deployment. This watch use a deployment clasp allows the user to fold it into several positions or angles for unique use.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, full enough for your daily life. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.