|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|
|Dial Color||White Mother of Pearl Dial|
Band Material: 316L. A good band can better protect your watch. 316L stainless steel is a very durable and corrosion-resistant material.
Watch Case: 316L. A good case can better protect your watch. 316L steel 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.
Case Back: Solid. The case uses a thick solid back, which is never soft or flexible. It is made of steel, very durable and scratch-resistant.
Crystal: Sapphire Crystal. The material of the watch is natural, which can reflect light to produce an optical illusion. Its long-lasting anti-reflective coating makes it ideal for scratch resistance, and the brightness of the crystal remains almost unchanged. Tips: The A watch is applied with mineral glass instead of sapphire.
Hands: Gold-tone. About the watch, the hands is gold-tone, which can highly improve the outlook of the watch.
Luminiscence: Hands. For the watch, we apply with luminiscence of hands. With this watch, you can know time anywhere and anytime.
Bezel Material: Stainless Steel. Bezel material is a high-end material made from stainless steel bezel. It is the most expensive material of the watch. In addition, stainless steel bezel is a substance with high flexibility and energy absorption properties which can be used as the core medium of the watch.
Clasp: Fold Over Clasp. Our this watch uses a folding buckle strap, which is more durable and stylish.
Water Resistance: 30 meters. Want a watch waterproof? Don’t hesitate to choose us, the depth of the watch is 30 meters, full enough for your daily life. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.