|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|
|Dial Color||Champagne Dial|
Band Material: 316L. The band uses 316L for daily seawater corrosion, which is completely sufficient.
Watch Case: 316L. The case is 316L, which swept all major material masters and became the mainstream material for high-end fashion jewelry in Europe and America.
Case Back: Solid. The case uses a thick solid back, which allows you to use it for a longer time and keep the watch for a long time.
Crystal: Sapphire Crystal. The watch with sapphire crystal is high-quality glass, and the dial can be clearly seen. Tips: The watch is applied with mineral glass instead of sapphire.
Hands: Gold-tone. About the watch, the hands is gold-tone. It fits your watch dial perfectly.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is one of the most recognized design elements in all industries and is located on the outside of the clock to indicate the time.
Dial Markers: Diamonds. Diamond-encrusted watches determine the time by observing diamonds, which is different from ordinary dials.
Luminiscence: Hands. About the watch, the luminiscence is hands. With this watch, you will not lose your time in dark.
Bezel Material: Stainless Steel. The watch uses a stainless steel bezel, which is one of the most beautiful and delicate parts in the watch. The stainless steel bezel provides a durable, endurable and expensive look to the watch.
Clasp: Fold Over Clasp. The innovative design of this watch which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters. But make sure to close the crown properly. 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