|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 4130||Genuine Swiss 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||Blue Dial|
Clasp: Fold Over Clasp. This is a great way to protect and store your watch, allows the user to fold it into several positions or angles for unique and unique use.
Hand: Silver-tone. For the watch, we apply with hands of silver-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is one of the most recognized design elements in all industries and is located on the outside of the clock to indicate the time.
Luminiscence: Hands and Markers. As you can see in the pictures above, the luminescence of the watch is hands and markers. It helps you know the according time when in dark.
Case Back: Solid. The strong case back can make the watch more durable, and they can withstand harsh outdoor environments such as rain, snow, cold or hot weather.
Watch Case: 316L. The situation is that 316L will never fade, deform, and is environmentally friendly.
Bezel Material: Stainless Steel. Stainless steel bezel is a material that is more simple and endurable. It makes you improve your taste from the inside out.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, which is fully enough for your daily life. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Crystal: Sapphire Crystal. Sapphire glass has sapphire, which is high-end and has a good reputation. Tips: The watch is applied with mineral glass instead of sapphire.
Band Material: 316L. The raw material of this watch is the hardest 316L stainless steel, which has excellent corrosion resistance. The band is also hypoallergenic and scratch-resistant. It can withstand high temperature environments and provide shock protection.
Dial Markers: Luminous Index. A study shows that the human eye is very sensitive to light at night, which allows you to see the time at night even when there is no light.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss