|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 2836/2813|
Bezel Material: Diamond Bezel. Bezel material made of diamond material. It needs to be durable and can resist abrasion. The design of diamond material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction. Tips: not real diamond.
Dial Markers: Diamonds. Using diamonds as markers instead of Roman numerals will affect the appearance of the dial.
Watch Case: 316L. The case uses 316L stainless steel, which is a highly durable and corrosion-resistant material.
Case Back: Solid. The case uses a thick back cover, which makes the watch more durable and can withstand harsh outdoor environments such as rain, snow, cold or hot weather.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is also called the hand of the clock. This design element is used in many famous designs such as clocks and other objects.
Crystal: Sapphire Crystal. Sapphire crystal is a good choice because it is a very common glass that can protect your watch from scratches. Tips: The A Replica is applied with mineral glass instead of sapphire.
Water Resistance: 30 meters. We make the watch waterproof at 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.
Clasp: Fold Over Clasp. A fold over clasp are used in the watch which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Luminiscence: Hands. The luminosity of the watch is hands. These luminiscence makes your watch more refined and high-end.
Band Material: 316L. The material in this band 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.