|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|
Band Material: 316L. The band is made of the hardest material 316L, which has excellent corrosion resistance, excellent wear resistance and good wear resistance.
Watch Case: 316L. A good case can better protect your watch. 316L stainless steel has excellent corrosion resistance. The case is also hypoallergenic and scratch-resistant. It can withstand high temperature environments and provide shock protection.
Case Back: Solid. The sturdy case back allows you to use and keep the watch longer.
Crystal: Sapphire Crystal. The sapphire crystal is a lustrous and transparent crystal, which is often used in high-precision optical instruments. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. The hands of the watch is rose gold-tone, which is the same color as your case color.
Second Markers: Minute Markers around the outer rim. The design of the second mark is also called a clock hand, and this design element has been used in many well-known designs.
Dial Markers: Luminous Index. We can use a watch with a luminous stick, which allows you to see the time even in the absence of light and at night.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. It helps you know the according time when in dark.
Bezel Material: Stainless Steel. A stainless steel bezel made of stainless steel bezel material. It needs to be durable and can resist abrasion. The design of stainless steel bezel material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Clasp: Fold Over Clasp. The clasp design of the watch is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters. But make sure to close the crown properly. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.