|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|
|Dial Color||Black Dial|
Band Material: 316L. The band is made of 316L stainless steel, which has excellent corrosion resistance. It is good at hypoallergenic and scratch resistant.
Watch Case: 316L. The raw material of this watch is the hardest 316L, which is a high-grade stainless steel alloy. It is corrosion resistant, easy to weld, durable and safe to use.
Case Back: Solid. The sturdy back cover can make the watch more durable, and they can withstand harsh outdoor environments such as rain, snow, cold or hot weather.
Crystal: Mineral Glass. Mineral Glass is the best choice for most people. It is a lustrous and transparent crystal that is often used in high-precision optical instruments.
Hands: Gold-tone. About the watch, the hands is gold-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The design of other signs in the watch is also called the hand of the clock. This design element is used in many well-known designs.
Dial Markers: Diamonds. The luxury diamonds of the watch dial hour markers use some simple diamond markers to display the time, making the dial more simple and stylish.
Bezel Material: Stainless Steel. The watch uses a stainless steel bezel, which is more simple and endurable. It makes you improve your taste from the inside out.
Clasp: Fold Over Clasp. The combination of a watch case and a bracelet watch which allows the user to fold it over in multiple positions or angles for unique and unique use.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters that’s enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.