|Grade||Genuine Rolex||3a swiss||swiss||automatic|
|Movement||Rolex Calibre 3235||Genuine Swiss3235 movement||Swiss 2836 Movement||Asian 2813 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 2836/2813|
Watch Case: 316L. The material of this case comes from 316L, which has swept all major material masters and has become the mainstream material for high-end fashion jewelry in Europe and America.
Hands: Gold-tone. The hand design of the watch is gold-tone, which is delicated and cool.
Bezel Material: Stainless Steel. The bezel, made of stainless steel bezel, 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.
Dial Markers: Luminous Index. The luminous sticks on the watch can be highlighted when you are about to look at the watch, and then gradually dim when you look at the watch.
Function: Date, Hour, Minute, Second. The watch comes with a functional timer, which plays an important role in our lives like any other electronic product. The functions of the watch are chronograph, hour, minute and second.
Clasp: Fold Over Clasp. Our watch uses a folding buckle strap, which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Crystal: Sapphire Crystal. A good sapphire mirror is a lustrous and transparent crystal, which is often used in high-precision optical instruments. Tips: The A watch is applied with mineral glass instead of sapphire.
Band Material: 316L. The band is made of 316L stainless steel, which has excellent corrosion resistance. It is good at hypoallergenic and scratch resistant.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass is one of the most recognized design elements in all industries, also known as clock hands. This design element has been used in many well-known designs.
Case Back: Solid. The case uses a thickened solid back, which is solemn and practical, not flashy, not drifting with the tide, and a stable position.
Water Resistance: 30 meters. About the watch, the waterproof depth is 30 meters, which is definitely 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.