|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 stainless steel, the hardest material, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Watch Case: 316L. This watch case uses the best 316L, which can be polished, frosted, and can be plated with various materials. It has stable performance and is the best choice for watch cases.
Case Back: Solid. The case uses a thick solid back, which is the most important part of the watch. It is strong, durable and scratch resistant.
Crystal: Sapphire Crystal. Sapphire crystal can block moisture and dust, protect hands, dial and movement. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The style of the watch’s hands is silver-tone, that makes your watch luxury and funny.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge of the glass is a design element representing time, also known as a clock hand, which has been used in many well-known designs.
Dial Markers: Luminous Index. According to research, human eyes are very sensitive to light at night, and we can determine the time by observing the light sticks.
Luminiscence: Hands and Markers. About the luminosity of the watch is hands and markers. It helps you know the according time when in dark.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is is more simple and endurable. It makes you improve your temperament from the inside out.
Clasp: Fold Over Clasp. A fold over clasp are used here which allows the user to fold it over in multiple positions or angles for unique and unique use.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which has a good waterproof function. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.