|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|
|Dial Color||Blue Dial|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
Watch Case: 316L. The material in this case comes from 316L steel, which is a very strong and corrosion resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.
Case Back: Solid. The screw-in design of the solid bottom cover ensures tight waterproof performance, and the solid bottom cover has superior waterproof performance and durability.
Crystal: Sapphire Crystal. Sapphire crystal is a good choice, because sapphire has higher impact resistance, air tightness and hardness than other materials, and the processing cost is also high, so it is mostly used in top watch brands. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. About the watch, the hands is silver-tone. It fits your watch dial perfectly.
Second Markers: Minute Markers around the outer rim. The design of the second mark is also called the hands of the clock. This design element is used in many well-known designs.
Dial Markers: Luminous Index. When you are not under light, the luminous sticks in the watch will light up.
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. With this watch, you will lose your time in dark.
Bezel Material: Ceramics Bezel. A ceramic bezel made of ceramic material. It needs to be durable and can resist abrasion. The design of ceramic material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Clasp: Deployment. This watch case has a designed clasp which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters, full enough for your daily life. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.