|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|
|Dial Color||Diamond Paved Dial|
|Case Thickness||Around 12mm|
|Band Length||Around 18cm|
Case Back: Transparent. xxxxx usually uses a transparent back, which is a great way to add style and elegance to your wrist. High-end clear back watches are becoming more and more popular.
Crystal: Sapphire Crystal. Sapphire crystal watches are a high-quality optical material that is often used in the construction of watches. The unique anti-reflective coating can provide scratch resistance without affecting its gloss. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The design of the watch’s hands is silver-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is a design element that represents time. As shown in the picture above, the minute mark around the outer edge.
Dial Markers: Dot. The watch uses some simple dots as dial markers unlike a normal dial, you can see the time by looking at the dot.
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. With this watch, you will not lose your time in dark.
Bezel Material: Diamond Bezel. Bezel material is more noble and elegant. It makes you improve your temperament from the inside out. Tips: not real diamond.
Clasp: Deployment. This watch case has a designed clasp to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, which is a good feature for the watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.