|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 band is made of 316L steel, the hardest material, which is a very strong and corrosion-resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.
Watch Case: 316L. The watch case is made of 316L stainless steel, which is a medium-to-high-end shell material. Because it contains molybdenum, it is more wear-resistant than 304, and the grade is also exellent.
Case Back: Solid. The hard solid bottom cover is a great way to add style and elegance to your wrist. Scratch-resistant and wear-resistant watches are becoming more and more popular.
Crystal: Sapphire Crystal. Sapphire crystal is a lustrous and transparent crystal, often used in high-precision optical instruments. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The design of the watch’s hands is silver-tone which is pretty cool and fashionable.
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. A study shows that the human eye is very sensitive to light at night, which allows you to see the time at night even when there is no light.
Luminiscence: Hands and Markers. As you can see in the pictures above, the luminescence of the watch is hands and markers. It can help you know the corresponding time in the dark.
Bezel Material: Stainless Steel. The bezel, made of stainless steel bezel, is an endurable material that can be used for dials and watch faces. It’s extremely resistant and flexible. Learn to design a gorgeous hand-made stainless steel bezel and how one can use it to create a luxury watch.
Clasp: Fold Over Clasp. Our watch uses a folding buckle, which is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters, full enough for your daily life. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.