|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|
|Dial Color||Black Dail|
Band Material: 316L. The band is 316L stainless steel, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Crystal: Sapphire Crystal. The watch mirror adopts sapphire design, high-end, and good reputation.
Watch Case: 316L. The case uses 316L for daily seawater corrosion, which is completely sufficient.
Case Back: Solid. The hard solid 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.
Second Markers: Minute Markers around the outer rim. The design of other marks in watches, also known as clock hands, has been used in many well-known designs such as watches and other objects.
Engine: Rolex 7750 movement. The ETA 7750 3200-task Swiss movement is the most reliable timing mechanism in the world. This is a highly precise timepiece with a powerful ability to accurately display time and date information, as well as a chronograph function. The ETA 7750 movement is a Swiss-made quartz movement with higher accuracy than ordinary quartz movements.
Hands: Gold-Tone. As you can see in the pictures above, the hand design of the watch is gold-tone, which looks pretty stunning and high-end.
Luminiscence: Hands and Markers. The design of the watch’s luminiscence is hands and markers. It can help you know the corresponding time in the dark.
Power Reserve: 40 Hours. The power reserve of the watch is 40 hours of power reserve and 28800 swings, which is pretty good.
Clasp: Fold Over Clasp. A fold over clasp are used in the watch which makes it more convenient for you to wear the watch, and the appearance is more beautiful.