|Grade||Genuine Rolex||3a swis||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 band is 316L stainless steel, which is a highly durable and corrosion-resistant material.
Watch Case: 316L. The case is the most important part of the watch. 316L is a high-grade stainless steel alloy. It is corrosion resistant, easy to weld, durable and safe to use.
Case Back: Solid. Patek Philippe often uses a solid bottom cover, which is neither soft nor flexible. Made of steel, it has excellent durability and scratch resistance.
Crystal: Sapphire Crystal. As an excellent watch, we have applied a very good viewability and brought a brand new visual effect to people watching the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. As you can see in the pictures above, the hand design of the watch is silver-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The design of the dial is also called the hands of the clock. This design element is used in many well-known designs, such as clocks and other objects.
Dial Markers: Luminous Index. The luminous sticks on the watch can tell you the time in the dark. The light from the watch shines through the lens, allowing us to clearly see the time.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. It helps you know the according time when in dark.
Bezel Material: Stainless Steel. Stainless steel bezel is a material that 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: Fold Over Clasp. Our this watch uses a folding buckle strap, which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters that’s enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.