|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|
|Dial Color||Transparent Dial|
|Band Width||Around 16mm|
Case Back: Transparent. The hard transparent back cover is the most common part of the watch. It is simple, durable and easy to see engine inside.
Crystal: Sapphire Crystal. Sapphire crystal is a good choice because it is conducive to viewing 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: Silver-tone. The design of the watch’s hands is silver-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. The minute mark surrounding the outer edge of the glass is a design element that represents time, also known as a clock hand. This design element has been used in many famous designs such as watches, clocks and other objects.
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.