|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 4130||Genuine Swiss 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/Mingzhu Engine|
Band Material: Leather.Leather strap ‘s excellent performance determines its current status in the watch circle.
Watch Case: 316L. The case material is solid 316L, which can be polished, frosted, and can be plated with a variety of materials. It has stable performance and is the best choice for the case.
Case Back: Solid. The sturdy case back is not soft or flexible in any way. It is made of steel, very durable and scratch-resistant.
Crystal: Sapphire Crystal. The material of the watch can isolate moisture and dust, protect the hands, dial and movement. Tips: The watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The second mark on the watch The second mark is a small disc placed on the outside of the clock to indicate the time.
Dial Markers: Luminous Index. These luminous sticks in the watch are a new type of sensor that can detect time in the dark. When receiving a signal from an external source, this sticks will light up. It then sends a signal to the computing device, telling it when to turn the lights on and off.
Luminiscence: Hands and Markers. The design of the watch’s luminiscence is hands and markers. It can help you know the corresponding time when you running in dark.
Bezel Material: Stainless Steel. The watch uses a stainless steel bezel, which is an endurable material that can be used for dials and watch faces. It’s extremely resistant and flexible. Learn to design a gorgeous hand-made stainless steel bezel and how one can use it to create a luxury watch.
Clasp: Deployment. This is a great way to protect and store your watch, to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, which is similar as real watch. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss