|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 4130||Genuine Swiss Clone 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: 316L. The raw material of this band is 316L, one of the most heat-resistant stainless steel grades. Its corrosion resistance is very good, even at temperatures as high as 1100*F, without any further heat treatment.
Watch Case: 316L. The case is made of the hardest material 316L, which has excellent corrosion resistance, excellent wear resistance and good wear resistance.
Case Back: Solid. The sturdy case back is solemn, practical and not flashy. It can consolidate its position without following the trend.
Crystal: Sapphire Crystal. Sapphire glass can feel a clear and bright field of vision when looking at the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, the hands is silver-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The design of the second mark is also called the hand of the clock. This design element is used in many well-known designs such as clocks and other objects.
Dial Markers: Diamonds. These diamonds in the watch tell us what time it is, which is different from the ordinary dial.
Luminiscence: Hands. About the luminosity of the watch is hands. As you can see in the pictures above.
Bezel Material: Diamond Bezel. Diamond Bezel is a material that is more noble and elegant. It makes you improve your temperament from the inside out. Tips: not real diamond.
Clasp: Fold Over Clasp. Our watch uses a folding buckle strap, to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. The watch we use a waterproof at 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.