|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|
|Case Color||Rose Gold-tone|
Watch Case: 316L. 316L is used as a watch case that is corroded by daily seawater.
Case Back: Solid. The strong case back can make the watch more durable, and they can withstand harsh outdoor environments such as rain, snow, cold or hot weather.
Crystal: Sapphire Crystal. The design of crystal is a natural material that can reflect light to create an illusion. Its long-lasting anti-reflective coating makes it ideal for scratch resistance, and the brightness of the crystal remains almost unchanged. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. The hand design of the watch is rose gold-tone. It blends perfectly with the dial.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass is one of the most recognized design elements in all industries. It is a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Arabic Numeral. Arabic numerals were used in this watch to determine time by looking at the arabic numeral, which is different from normal dial.
Luminiscence: Hands. The design of the watch’s luminiscence is hands. It helps you know the according time when in dark.
Bezel Material: Ceramics Bezel. The ceramic bezel is the prime material used for watch making. It has is a different way to look at watches. The design of the bezel brings a new level of quality and sophistication to the watch. This material allows for a more luxurious look and enhances the usability of the timepiece.
Clasp: Deployment. Deployment clasps are used in the watch which is more durable and stylish.
Water Resistance: 30 meters. The waterproof depth of the watch is 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.