|Grade||Genuine Richard Mille||3a swiss||swiss|
|Time Accuracy||-3/+5 sec per day COSC certified||-5/+6 sec per day COSC certified||-10/+10 sec per day COSC certified|
|Stainless Steel Type||904L Stainless Steel||904L Stainless Steel||316L Stainless Steel|
|Crystal||Sapphire crystal||Sapphire crystal||Sapphire crystal|
|Logo & Markings||laser etchings||Exact on entire watch||95% Exact on entire watch|
|Dial||Genuine Richard Mille||Exact detail and font||95% exact detail and font|
|Waterproof||50m on standard models||Tested up to 300m||Tested up to 30m|
|Life expectancy||Lifetime||Lifetime||3-5 years|
|Warranty||2 Years||Up to 5 Years||Up to 3 Years|
|Case Thickness||Around 16mm|
|Dial Color||Black Dial|
|Band Length||Around 18cm|
|Band Width||Around 16mm|
Case Back: Transparent. The transparent back cover 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. Sapphire crystal is the best choice for most people, and you can feel a clear and bright vision when looking at the time. 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 is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The second mark on the dial can be used in many different applications, such as watches, clock radios, etc.to create timeless works.
Dial Markers: Arabic Numeral. The watch with arabic numeral unlike a regular dial, the watch uses a few simple arabic numerals to mark the dial to indicate the current time.