|Grade||Genuine Rolex||AAAAA Clone||AAA Replica||A Replica|
|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||Aerolite Dial|
Watch Case: 316L. The case is the most important part of the watch, 316L stainless steel, this material has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Case Back: Solid. The sturdy back cover allows you to use and keep the watch longer.
Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It has good thermal properties, excellent electrical and dielectric properties, and is resistant to chemical corrosion. It has the characteristics of high temperature resistance, good thermal conductivity, high hardness, infrared penetration, and good chemical stability. 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 that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass edge is one of the most recognized design elements in all industries. The tiny mark around the outer edge is shown in the picture above.
Dial Markers: Luminous Index. Studies have shown that human eyes are very sensitive to light at night. They are the eyes of a watch, which can help you see the time even in the dark. It is an advanced color sensor that can detect light levels of 2.5 lux or less with a range of up to 100 meters.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. It makes your watch look more high-end.
Bezel Material: Ceramics Bezel. The bezel, made of ceramic, 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 ceramic materials can withstand extreme temperatures.
Clasp: Fold Over Clasp. The clasp design of the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. Always wearing the watch even when you are in bathroom? Don’t worry, the watch’s waterproof depth is 30 meters that is enough for no worries. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.