|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|
Band Material: 316L. 316L is used as a band for daily seawater corrosion, and 316L steel is sufficient.
Watch Case: 316L. The raw material of this watch is the hardest 316L steel, which is a very strong and corrosion-resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.
Case Back: Solid. We use a solid bottom cover and screw-in design to ensure tight waterproof performance. The solid bottom cover has superior waterproof performance and durability.
Crystal: Sapphire Crystal. For watches, crystal is a very important part. A special anti-reflective coating can minimize light reflection and provide scratch resistance without affecting its luster. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hands: Gold-tone. The watch’s hands is gold-tone, which is the perfect color to fit the watch.
Dial Markers: Index. According to a study, the human eye is sensitive to point, are used as markers instead of Roman numerals can impact the look of the dial.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. It helps you know the according time when in dark.
Bezel Material: Stainless Steel. The stainless steel bezel is more simple and endurable. It makes you improve your taste from the inside out.
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. About the watch, the 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.