|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 4130/7750/Mingzhu Engine|
|Dial Color||Gray Dial|
Band Material: 316L. The band is 316L, which helps to form an anti-corrosion film on the surface of metal materials.
Watch Case: 316L. The case is made of 316L, which is the most corroded by daily seawater, which is sufficient for this kind of steel.
Case Back: Solid. The case has a thick back cover, which is often used to protect the movement of the watch from scratches and external damage. These watch cases can also increase the durability and strength of the watch movement.
Crystal: Sapphire Crystal. A good sapphire mirror is a high-quality optical material, often used in the construction of watches. The unique anti-reflective coating can provide scratch resistance without affecting its gloss. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The style of the watch’s hands is silver-tone, which looks pretty stunning and high-end.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge around the edge of the glass is one of the most recognized design elements in all industries. The minute mark around the outer edge is shown in the picture above.
Dial Markers: Luminous Index. The watch has a luminous stickare and is used in many devices to display the time in dark places. These sticks can actually be used to represent time. After turning on the power, you can find the time with a single tap.
Luminiscence: Hands and Markers. As you can see in the pictures above, the luminescence of the watch is hands and markers. It makes your watch look more high-end.
Bezel Material: Stainless Steel. The stainless steel bezel material is one of the best materials for watches. It has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from stainless steel bezel materials can withstand extreme temperatures.
Clasp: Fold Over Clasp. The innovative design of this watch to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, which is a good feature for the watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.