|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 3255||Genuine Swiss 3255 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|
|Engine||Rolex Calibre 2836/2813|
Band Material: 316L. In this band, the best 316L is used, which helps to form a corrosion protection film on the surface of the metal material.
Watch Case: 316L. A good case can better protect your watch. 316L steel is a very strong and corrosion-resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.
Case Back: Solid. The solid bottom cover will have better water resistance than the through bottom. A waterproof sealing ring is added to the through-bottom watch, which makes it difficult to seal.
Crystal: Sapphire Crystal. The sapphire crystal is a lustrous and transparent crystal, which is often used in high-precision optical instruments. Tips: The Automatic is applied with mineral glass instead of sapphire.
Hands: Gold-tone. The style of the watch’s hands is gold-tone. It fits your watch dial perfectly.
Second Markers: Minute Markers around the outer rim. The design of the other markers in the watch is the minute markers around the outer edge, as shown in the picture above.
Dial Markers: Luminous Index. Luminous sticks are used in many devices to display the time in dark places. These sticks can actually be used to represent time. After turning on the power, you can find the time with a single tap.
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. It helps you know the according time when in dark.
Bezel Material: Stainless Steel. The watch uses a stainless steel bezel, which a unique structure that makes it an excellent choice for watches. The material can resist scratches, abrasions and indentation. This bezel material is the most resistant to heat and cold of all materials used in watchmaking.
Clasp: Fold Over Clasp. This watch case has a designed clasp which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, which is definitely enough for your daily life. Tips: The Automatic is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Function: Date, Hour, Minute, Second. The watch has a indicate date and is used to measure time. Like any other electronic device, it plays an important role in our lives. The functions of the watch are chronograph, hour, minute and second.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss