|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|
|Dial Color||Black Dial|
Watch Case: 316L. The case is made of solid 316L stainless steel, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Case Back: Solid. The sturdy back cover is usually used to protect the watch movement from scratches and external damage. These watch cases can also increase the durability and strength of the watch movement.
Crystal: Sapphire Crystal. Watches made of sapphire crystal are 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.
Hands: Gold-tone. The design of the watch’s hands is gold-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is one of the most recognized design elements in all industries, also known as clock hands. This design element is used in many well-known designs.
Dial Markers: Diamonds. This watch uses diamonds instead of Roman numerals as markers, which will affect the appearance of the dial.
Luminiscence: Hands. As you can see in the pictures above, the luminescence of the watch is hands. Something that shines allows you to find time in the dark.
Bezel Material: Diamond Bezel. A diamond bezel has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from diamond materials can withstand extreme temperatures. Tips: not real diamond.
Clasp: Deployment. The clasp of the watch to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it 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.