|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|
|Band Length||Around 18cm|
|Case Size||Around 50*40mm|
Case Back: Transparent. The transparent back cover can show you the engine inside clearly.
Crystal: Sapphire Crystal. For watches, crystal is a very important part, a very common glass, which can protect your watch from scratches. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The hand design of the watch is silver-tone, which is delicated and cool.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass edge is one of the most recognized design elements in all industries. The tiny mark around the outer edge is shown in the picture above.
Dial Markers: Dot. Unlike ordinary dials, this watch has dots as dial marks, and the watch uses some simple dots to mark the dial to indicate the current time.