|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 4130||Genuine Swiss4130 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|
Band Material: Rubber.Rubber strap simply put the durability and simplicity to the extreme.
Watch Case: 316L. The case is made of sturdy 316L, a durable metal that is light and strong. It is corrosion resistant, non-magnetic and highly polished.
Case Back: Solid. The case uses a thick solid back, which allows you to use it longer and keep the watch for a long time.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, which is like a 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. With a index uses some simple index marks to display the time, making the dial more simple and stylish.
Hands: Gold-tone. About the watch, the hands is gold-tone, which is the perfect color to fit the watch.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge of the glass is a design element that represents time, and the minute mark around the outer edge is as shown in the picture above.
Clasp: Fold Over Clasp. Our watch uses a folding buckle strap, which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Crystal: Sapphire Crystal. The design of crystal is a high-quality optical material that is often used in the construction of watches. The unique anti-reflective coating can provide scratch resistance without affecting its gloss. Tips: The A watch is applied with mineral glass instead of sapphire.
Luminiscence: Hands and Markers. The design of the watch’s luminiscence is hands and markers. The luminous things makes you find the time in dark.