|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|
|Dial Color||Black Dial|
|Case Thickness||Around 16mm|
Case Back: Transparent. In the world of watches, a transparent back cover is very common to make the watch more durable.
Crystal: Sapphire Crystal. Watches made of sapphire crystal are the only high-quality anti-reflective material that can provide scratch resistance without affecting its luster. Using this new technology, you can protect the surface of your watch at the most important moments in your life. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The hands of the watch is silver-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. Design of the second mark The second mark is a small disc, placed on the outside of the watch to indicate the time.
Dial Markers: Arabic Numeral. These arabic numerals in the watch show us what time it is, differ from ordinary dial.