|Grade||Genuine Richard Mille||3a swiss||swiss||automatic|
|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||Sapphire crystal||Mineral Glass|
|Logo & Markings||laser etchings||Exact on entire watch||95% Exact on entire watch||90% Exact on entire watch|
|Dial||Genuine Richard Mille||Exact detail and font||95% exact detail and font||90% Exact detail and font|
|Waterproof||50m 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|
|Case Size||Around 50*43mm|
|Dial Color||Black Skull Dial|
Case Back: Transparent. We use a transparent back cover, which is usually used to protect the movement of the watch from direct damage. These watch cases can also increase the durability and strength of the watch movement.
Crystal: Sapphire Crystal. Sapphire crystal can feel a clear and bright vision when reading time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, we apply with hands of silver-tone. It fits your watch dial perfectly.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is called the hand of the clock. This design element is used in many famous designs such as clocks, clocks and other objects.
Dial Markers: Dot. These dots in the watch is used as a marker instead of Roman numerals and can affect the appearance of the dial.
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. It makes your watch look more funny and functional.
Clasp: Deployment. Deployment clasps are used here which allows the user to fold it over in multiple positions or angles for unique use.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which is similar as real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.