|Grade||Genuine Rolex||3a swis||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|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
|Dial Color||White Dial|
Watch Case: 316L. The case is made of solid 316L, one of the most heat-resistant stainless steel grades. Its corrosion resistance is very good, even at temperatures as high as 1100*F, without any further heat treatment.
Case Back: Solid. In the world of watches, a strong back cover is very important, not soft or flexible. It is made of steel, very durable and scratch-resistant.
Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It 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 A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The design of the watch’s hands is silver-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The design of other marks in watches, also known as clock hands, this design element has been used in many well-known designs.
Dial Markers: Luminous Index. A watch with a luminous index is a technology that makes the watch more exciting and more exciting. It can help you see the time in the dark. A person can determine whether it is morning or evening from the sitting posture when he looks at the dial of the watch and from where he looks.
Luminiscence: Hands and Markers. As for the watch’s luminiscence, it is hands and markers. The luminous things makes your watch more delicate and high-end.
Bezel Material: Ceramics Bezel. Ceramic 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 luxurious look and enhances the usability of the timepiece.
Clasp: Deployment. This watch use a deployment clasp to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters. But make sure to close the crown properly. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.