|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*42mm|
|Case Thickness||Around 16mm|
|Band Width||Around 16mm|
|Dial Color||Mars Earth Dial|
Case Back: Transparent. In the world of watches, a transparent back cover is very common and can be used for many years. The backs of these watches are clear to see and can be used for many years.
Crystal: Sapphire Crystal. The design of crystal is that sapphire has higher impact resistance, air tightness and hardness than other materials, and the processing cost is also high, so it is mostly used in top watch brands. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. The design of the watch’s hands is rose gold-tone, that makes your watch luxury and funny.
Second Markers: Minute Markers around the outer rim. The second mark on the outside of the clock is designed to indicate the time.
Dial Markers: Dot. The watch with dot uses some simple dot marks to display the time, making the dial more simple and stylish.
Luminiscence: Hands and Markers. Regarding this watch, luminescence is hands and markers. It makes your watch look more high-end.
Clasp: Deployment. This is a great way to protect and store your watch, which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. Want a watch waterproof? Don’t hesitate to choose us, the depth of the watch is 30 meters, which is like a real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.