|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|
|Band Length||Around 18cm|
|Dial Color||Transparent Dial|
Case Back: Transparent. The transparent back cover is not soft or flexible in any way. It helps you see the engine inside clearly.
Crystal: Sapphire Crystal. We use sapphire crystal for our watches. It is a lustrous and transparent crystal that is often used in high-precision optical instruments. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. About the hand design of the watch is rose gold-tone, which looks pretty stunning and high-end.
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, and the minute mark around the outer edge.
Dial Markers: Roman Numeral. Unlike ordinary dials, this watch has Roman numeral as dial marks, and the watch uses some clear numbers to mark the dial to indicate the current time.