|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|
|Engine||Rolex Calibre 7750/Mingzhu Engine|
Band Material: Rubber.Rubber strap simply put the durability and simplicity to the extreme.
Watch Case: 316L. The case is made of 316L stainless steel, which has excellent corrosion resistance. It does well in hypoallergenic and scratch resistant.
Case Back: Solid. The water resistance of the solid case back will be better than that of the transparent case back. A waterproof sealing ring is added to the through-bottom watch, which makes it difficult to seal.
Crystal: Sapphire Crystal. Sapphire glass has lustrous, transparent crystals and is often used in high-precision optical instruments. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The design of the watch’s hands is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The design of the dial is also called a clock hand, and this design element has been used in many well-known designs.
Dial Markers: Luminous Index. A study shows that the human eye is very sensitive to light at night, it will highlight when you are about to look at the watch, and then gradually darken when you look at the watch.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. It makes your watch look more high-end.
Bezel Material: Ceramics Bezel. The ceramic bezel is the prime material used for watch making. It has is an elegant material that can be used for dials and watch faces. It’s extremely resistant and flexible. Learn to design a gorgeous hand-made ceramic bezel and how one can use it to create a luxury watch.
Clasp: Deployment. The combination of a watch case and a bracelet watch which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters. But please make sure you close the crown properly. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.