|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|
|Dial Color||Black Dial|
Band Material: Leather.As you can see, many leather bands are used in xxxxx watches, which the most popular strap for high-end watches.
Watch Case: 316L. The raw material of this watch is the hardest 316L, which is suitable for daily seawater corrosion. 316L steel is completely sufficient.
Case Back: Solid. In the world of watches, the sturdy back cover is a very important screw-in design to ensure tight waterproof performance, and the sturdy back cover has superior waterproof performance and durability.
Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It is a very common glass that can protect your watch from scratches. Tips: The A watch is applied with mineral glass instead of sapphire.
Hands: Gold-tone. As for the watch’s hands, it is gold-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The design of the dial is also called a clock hand, and this design element has been used in many well-known designs.
Dial Markers: Diamonds. This watch uses diamonds as dial markers to indicate the time.
Luminiscence: Hands. The luminosity of the watch is hands. As you can see in the pictures above.
Bezel Material: Stainless Steel. The stainless steel bezel material is one of the best materials for watches. It is 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: Deployment. Deployment clasps are used here which allows the user to fold it over in multiple positions or angles for unique use.
Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters that is enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.