|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 Thickness||Around 12mm|
|Case Size||Around 48*40mm|
|Band Length||Around 18cm|
|Dial Color||Diamond Paved Dial|
Case Back: Transparent. xxxxx often uses a transparent back, which is neither soft nor flexible. It has excellent looking, can help you see movement inside.
Crystal: Sapphire Crystal. Sapphire crystal is a very common glass that can protect your watch from scratches. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The watch’s hands is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass is one of the most recognized design elements in all industries. It is a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Dot. According to a study, the human eye is sensitive to point, unlike the normal dial, the watch uses some simple dots as dial markers to show us what time it is.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. With this watch, you will not waste time to check the real-time.
Bezel Material: Diamond Bezel. The watch uses a high-end diamond bezel, which is more noble and elegant. It makes you improve your taste from the inside out. Tips: not real diamond.
Clasp: Deployment. Deployment clasps are used in the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. About the watch, the waterproof depth is 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.