|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|
|Band Width||Around 16mm|
|Case Thickness||Around 15mm|
|Band Length||Around 18cm|
Case Back: Transparent. The screw-in design of the hard transparent back cover ensures tight waterproof performance. Also, the transparent back cover has good waterproof performance and durability.
Crystal: Sapphire Crystal. For the watch, crystal is a very important part, which is conducive to watching and can bring new visual effects to people when looking at the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. About the watch, the hands is rose gold-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is also called the hand, and this design element has been used in many famous designs.
Dial Markers: Diamonds. Diamond watches are different from ordinary dials. The watch uses some simple diamonds as dial markers to show us the time.
Luminiscence: Hands. About the watch, the luminiscence is hands. With this watch, you will lose your time in dark.
Bezel Material: Diamond Bezel. The diamond bezel is the prime material used for watch making. It has has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from diamond materials can withstand extreme temperatures. 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. We make the watch 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.