|Grade||Genuine Rolex||3a Swiss||Swiss||Automatic|
|Movement||Rolex Calibre 4130||Genuine Swiss 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 raw material of this watch band is 316L stainless steel, which has excellent corrosion resistance. The band is also hypoallergenic and scratch-resistant. It can withstand high temperature environments and provide shock protection.
Watch Case: 316L. This watch case uses the best 316L, which will never fade, deform, and is environmentally friendly.
Case Back: Solid. xxx usually uses a solid back cover, which can transmit impact better than the plastic back cover of a watch.
Crystal: Sapphire Crystal. Sapphire crystal is a high-quality optical material commonly used in the manufacture of watches. The unique anti-reflective coating can provide scratch resistance without affecting its gloss. Tips: The watch is applied with mineral glass instead of sapphire.
Hands: Gold-tone. For the watch, the hands is gold-tone. It fits your watch dial perfectly.
Second Markers: Minute Markers around the outer rim. The second mark on the watch The second mark is a small disc placed on the outside of the watch to indicate the time.
Dial Markers: Diamonds. A watch is a timepiece that displays the time in an analog form, using diamonds as dial markers to indicate the time.
Luminiscence: Hands. About the watch, the luminiscence is hands. As you can see in the pictures above.
Bezel Material: Stainless Steel. A luxury watch with a stainless steel bezel is one of the most beautiful and delicate parts in the watch. The stainless steel bezel provides a durable, endurable and expensive look to the watch.
Clasp: Fold Over Clasp. This watch use a fold over clasp allows the user to fold it into several positions or angles for unique and unique use.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, which is definitely enough for your daily life. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss