|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 3255||Genuine Swiss Clone 3255 movement||Swiss 2836 Movement||Asian 2813 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: 316L. The band is made of the hardest material 316L, which is a high-grade stainless steel alloy. It is corrosion resistant, easy to weld, durable and safe to use.
Watch Case: 316L. The case uses the best 316L stainless steel material, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Case Back: Solid. The case uses a thick solid back, which is the most important part of the watch. It is strong, durable and scratch resistant.
Crystal: Sapphire Crystal. The material of the watch is to feel a clear and bright field of vision when looking at the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The design of the watch’s hands is silver-tone that is cool and well-designed.
Second Markers: Minute Markers around the outer rim. The minute mark on 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.
Dial Markers: Luminous Index. According to a study, the human eye is sensitive to light at night, and it lights up when you leave the light.
Luminiscence: Hands and Markers. About the luminosity of the watch is hands and markers. It can help you know the corresponding time when you running in dark.
Bezel Material: Stainless Steel. A stainless steel bezel has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from stainless steel bezel materials can withstand extreme temperatures.
Clasp: Fold Over Clasp. This watch use a fold over clasp which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, which has a good waterproof function. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Function: Date, Hour, Minute, Second. The watch has many functions. The watch has a indicate date to measure time, a minute dial to estimate the current time, and a stop dial to estimate the time after the interval.