|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 3235||Genuine Swiss3235 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 Color||Black Dial|
Function: Date, Hour, Minute, Second. The watch is a very important device in everyone’s life. The watch has a indicate date to measure time, the minute dial is used to estimate the current time, and the stop dial is used to estimate the time after the interval.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. It makes your watch look more funny and functional.
Clasp: Fold Over Clasp. Our this watch uses a folding buckle strap, which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Dial Markers: Luminous Index. When you are not in light, the luminous stickscan of the watch will light up.
Crystal: Sapphire Crystal. Sapphire crystal is a good choice because it has good thermal properties, excellent electrical and dielectric properties, and chemical resistance. It has the characteristics of high temperature resistance, good thermal conductivity, high hardness, infrared penetration, and good chemical stability. Tips: The A watch is applied with mineral glass instead of sapphire.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has 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.
Band Material: 316L. The band uses 316L for daily seawater corrosion, and 316L steel is completely sufficient.
Case Back: Solid. We use a solid back cover, which is the most important part of the watch. It is strong, durable and scratch resistant.
Watch Case: 316L. The case is the most important part of the 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.