|Grade||Genuine Rolex||3a swiss||swiss|
|Movement||Rolex Calibre 4130||Genuine Swiss Clone 4130 movement||Swiss 7750 Movement|
|Time Accuracy||-3/+5 sec per day COSC certified||-5/+6 sec per day COSC certified||-10/+10 sec per day COSC certified|
|Stainless Steel Type||904L Stainless Steel||904L Stainless Steel||316L Stainless Steel|
|Crystal||Sapphire crystal||Sapphire crystal correct date magnification||Sapphire crystal|
|Logo & Markings||laser etchings||Exact on entire watch||90% Exact on entire watch|
|Dial||Genuine Rolex||Exact detail and font||90% exact detail and font|
|Luminous Markers||Rolex Lumen||SuperLuminova Swiss Lumen||Swiss Lumen|
|Waterproof||100m on standard models||Tested up to 300m||Tested up to 30m|
|Life expectancy||Lifetime||Lifetime||3-5 years|
|Warranty||2 Years||Up to 5 Years||Up to 3 Years|
|Engine||Rolex Calibre 7750|
|Dial Color||Black Dial|
Watch Case: 316L. The raw material of this watch is the hardest 316L, which not only directly protects the internal parts of the watch, but also determines the various performance indicators of the watch to a large extent.
Second Markers: Minute Markers around the outer rim. The design of the second mark is also called the watch hand, this design element has been used in many famous designs.
Bezel Material: Stainless Steel. Stainless steel bezel is a material that 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.
Water Resistance: 30 meters. The watch’s waterproof depth is 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.
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.
Function: Date, Hour, Minute, Second. A watch is a very important device in everyone’s life. Like any other electronic device, it plays an important role in our lives. The functions of the watch are chronograph, hour, minute and second.
Crystal: Sapphire Crystal. A good sapphire mirror is a special anti-reflective coating that can minimize light reflection and provide scratch resistance without affecting its brightness. 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.
Case Back: Solid. The case uses a thick solid back, which is the most important part of the watch. It is strong, durable and scratch resistant.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. It can help you know the corresponding time when you running in dark.
Band Material: 316L. The band is 316L stainless steel, which has excellent corrosion resistance. It is hypoallergenic and scratch resistant.