|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|
Case Back: Solid. The solid back cover can transmit impact better than the plastic back cover of the watch.
Crystal: Sapphire Crystal. Sapphire glass has lustrous, transparent crystals and is often used in high-precision optical instruments. Tips: The watch is applied with mineral glass instead of sapphire.
Hands: Gold-tone. The watch’s hands is gold-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer circle is a design element that represents time. It is a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Diamonds. The luxurious diamonds marked on the dial of the watch tell us what time it is, which is different from the ordinary dial.
Luminiscence: Hands. About the watch, the luminiscence is hands. As you can see in the pictures above.
Bezel Material: Diamond Bezel. The watch uses a luxury diamond bezel, which is the perfect material to use when designing a watch. The bezel will have elegant appearance, high performance, and high durability. Tips: not real diamond.
Clasp: Fold Over Clasp. The clasp design of the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters that’s enough for no worries. 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