|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|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
|Dial Color||White Dial|
Crystal: Sapphire Crystal. The sapphire crystal is a unique optical material. It is not only dazzling, but also scratch-resistant. The color rendering index (CRI) of the anti-reflective coating is 100, and the brightness is increased by up to 50%. Tips: The watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. As you can see in the pictures above, the hand design of the watch is silver-tone, which is the same color as your case color. It fits the watch well.
Case Back: Solid. The sturdy back cover is usually used to protect the watch movement from scratches and external damage. These watch cases can also increase the durability and strength of the watch movement.
Clasp: Fold Over Clasp. The clasp of the watch is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters, which is like a real watch. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Bezel Material: Stainless Steel. Stainless steel bezel is a material that is a different way to look at watches. The design of the bezel brings a new level of quality and sophistication to the watch. This material allows for a more fused look and enhances the usability of the timepiece.
Band Material: 316L. The raw material of this watch is the hardest 316L stainless steel, making it durable, reliable and durable.
Second Markers: Minute Markers around the outer rim. The design of the second hand in the watch is as shown in the picture above, which can be used for many purposes, such as clocks, radios with clocks, etc.to create timeless works.
Watch Case: 316L. The material in this case comes from 316L, which is a durable metal that is both light and strong. It is corrosion resistant, non-magnetic and highly polished.
Luminiscence: Hands and Markers. The watch’s luminiscence is hands and markers. It makes your watch look more funny and functional.
Dial Markers: Luminous Index. Many people can’t tell the time in the dark. This watch has a luminous stick when you are in the dark, you can know the time by looking at this sticks.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss