|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|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 7750/Mingzhu Engine|
|Dial Color||Black Dial|
Band Material: 316L. The band uses 316L, which is a durable metal, lightweight and strong. It is corrosion resistant, non-magnetic and highly polished.
Watch Case: 316L. The material in this case comes from 316L stainless steel, which has excellent corrosion resistance. It is hypoallergenic and scratch resistant.
Case Back: Solid. xxxxx often uses a solid bottom cover, which is neither soft nor flexible. Made of steel, it has excellent durability and scratch resistance.
Crystal: Sapphire Crystal. Sapphire crystal is a lustrous and transparent crystal, often used in high-precision optical instruments. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, the hands is silver-tone, which is delicated and cool.
Second Markers: Minute Markers around the outer rim. The second mark on the watch can be used in various applications, such as clocks and radios with clocks, to create timeless creations.
Dial Markers: Index. The watch with index instead of Roman numerals to show us the time.
Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. With this watch, you will lose your time in dark.
Clasp: Fold Over Clasp. We use a fold over clasp for the watch which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Water Resistance: 30 meters. Always wearing the watch even when you are in bathroom? Don’t worry, the watch’s waterproof depth is 30 meters, which is fully 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.