|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|
Dial Markers: Diamonds. Diamond-encrusted watches use diamonds as dial markers to indicate the time.
Band Material: 316L. The raw material of this watch is the hardest 316L stainless steel, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is also called the clock hand, and this design element has been used in many well-known designs such as watches and other objects.
Luminiscence: Hands. As you can see in the pictures above, the luminescence of the watch is hands. With this watch, you can know time anywhere and anytime.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is a unique structure that makes it an excellent choice for watches. The material can resist scratches, abrasions and indentation. This bezel material is the most resistant to heat and cold of all materials used in watchmaking.
Watch Case: 316L. The daily seawater corrosion situation is 316L, and 316L steel is completely sufficient.
Clasp: Fold Over Clasp. A fold over clasp are used in the watch which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Hands: Gold-tone. The hand design of the watch is gold-tone, which fits your watch’s dial well.
Case Back: Solid. The sturdy caseback is the most important part of the watch. It is strong, durable and scratch resistant.
Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters that is enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.