|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||Black Dial|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
Watch Case: 316L. The case is made of 316L, which is 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. xxxxx usually uses a solid bottom cover, which is not soft or flexible at all. It is made of steel, very durable and scratch-resistant.
Crystal: Sapphire Crystal. The sapphire crystal glass adopts a special anti-reflective coating to minimize light reflection and provide scratch resistance without affecting its brilliance. Sapphire crystal is a highly transparent crystal that can be used to make optical lenses, diffractive optical elements, and filters. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hands: Gold-tone. As for the watch’s hands, it is gold-tone. It fits your watch dial perfectly.
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, also known as clock hands, this design element is used in many well-known designs.
Dial Markers: Index. The watch uses some simple indexs as dial markers unlike a regular dial, the watch uses a few simple indexs to mark the dial to indicate the current time.
Luminiscence: Hands and Markers. About the luminosity of the watch is hands and markers. With this watch, you will not lose your time in dark.
Clasp: Fold Over Clasp. We use a fold over clasp for the watch 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 we use a waterproof at 30 meters, which is a good feature for the watch. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.