|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|
Watch Case: 316L. The shell made of 316L is a durable metal, lightweight and strong. It is corrosion resistant, non-magnetic and highly polished.
Case Back: Solid. xxxxx usually uses a solid bottom cover, which is more waterproof than a through-bottom one. A waterproof sealing ring is added to the through-bottom watch, which makes it difficult to seal.
Crystal: Sapphire Crystal. Sapphire glass has a special anti-reflective coating that minimizes light reflection and provides scratch resistance without affecting its brightness. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, the hands is silver-tone, which looks pretty stunning and high-end.
Second Markers: Minute Markers around the outer rim. The second mark on the watch can be used in many different applications, such as watches, clock radios, etc.to create timeless works.
Dial Markers: Luminous Index. According to research, human eyes are very sensitive to light at night, and we can determine the time by observing the light sticks.
Luminiscence: Hands and Markers. The design of the watch’s luminiscence is hands and markers. With this watch, you will not lose your time in dark.
Bezel Material: Ceramics Bezel. The watch uses a luxury ceramic bezel, which is more noble and elegant. It makes you improve your taste from the inside out.
Clasp: Fold Over Clasp. This watch case has a designed lock which is more durable and stylish.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters, full 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.