|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 3130||Genuine Swiss3130 movement||Swiss 2836 Movement||Asian 2813 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|
Dial Markers: Luminous Index. The luminous sticks in the watch is a technology that makes the watch more exciting and more exciting. It can help you see the time in the dark. A person can determine whether it is morning or evening from the sitting posture when he looks at the dial of the watch and from where he looks.
Band Material: 316L. The band of 316L material has a density close to that of iron, which generally does not affect the human body. This material is often used in the straps of Swiss watches.
Hand: Silver-tone. About the watch, the hands is silver-tone which is pretty cool and fashionable.
Case Back: Solid. We use a strong bottom cover, which is neither soft nor flexible. Made of steel, it has excellent durability and scratch resistance.
Watch Case: 316L. A good case can better protect your watch. 316L stainless steel is a material with flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which is definitely enough for your daily life. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Crystal: Mineral Glass. Mineral Glass is the best choice for most people. It is a special anti-reflective coating that minimizes light reflection and provides scratch resistance without affecting its luster. Mineral Glass is a highly transparent crystal that can be used to make optical lenses, diffractive optical elements, and filters.
Clasp: Fold Over Clasp. 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.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. As you can see in the pictures above.