|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 3135||Genuine Swiss 3135 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|
Water Resistance: 30 meters. About the watch, the waterproof depth is 30 meters, which is fully enough for your daily life. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Band Material: 316L. The situation is that daily seawater corrodes 316L, which is sufficient for this kind of steel.
Crystal: Sapphire Crystal. The watch is made of sapphire, high-end, and has a good reputation. Tips: The watch is applied with mineral glass instead of sapphire.
Second Markers: Minute Markers around the outer rim. The design of other marks in watches, also known as clock hands, this design element has been used in many well-known designs.
Case Back: Solid. The case has a thick back, which is a great way to add style and elegance to your wrist. Scratch-resistant and wear-resistant watches are becoming more and more popular.
Bezel Material: Stainless Steel. The stainless steel bezel material is one of the best materials for watches. It made of stainless steel bezel material. It needs to be durable and can resist abrasion. The design of stainless steel bezel material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Clasp: Fold Over Clasp. The clasp of the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Luminiscence: Hands and Markers. Regarding this watch, luminescence is hands and markers.Something that shines allows you to find time in the dark.
Dial Markers: luminous dot. We can use a watch with a luminous dot, which will light up when you leave the light.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss