|Grade||Genuine Rolex||AAAAA Clone||AAA Replica||A Replica|
|Movement||Rolex Calibre 3255||Genuine Swiss Clone 3255 movement||Swiss 2836 Movement||Asian 2813 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|
Crystal: Sapphire Crystal. Sapphire glass has 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.
Bezel Material: Stainless Steel. Bezel material is one of the most beautiful and delicate parts in the watch. The stainless steel bezel provides a durable, endurable and expensive look to the watch.
Case Back: Solid. The case uses a thickened solid case back, which is more water-resistant than the through-bottom. A waterproof sealing ring is added to the through-bottom watch, which makes it difficult to seal.
Dial Markers: Diamonds. This watch uses diamonds to determine the time by observing diamonds, which is different from ordinary dials.
Watch Case: 316L. The case has 316L polishable, frostable, and can be plated with a variety of materials. It has stable performance and is the best choice for the case.
Clasp: Fold Over Clasp. A fold over clasp are used here which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters, which is similar as real watch. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Band Material: 316L. A good band can better protect your watch. 316L is suitable for daily seawater corrosion. This kind of steel is completely sufficient.