|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|
Band Material: Rubber.A high-end watch with a rubber strap which is non-toxic, endurable and easy to clean.
Crystal: Sapphire Crystal. As a good watch, we use a very high hardness, the Mohs hardness is as high as 9, second only to diamond, its hardness is almost 3 times that of mineral glass, 20 times that of acrylic mirror. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The watch’s hands is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The second mark on the watch is also called the hand of the clock. This design element is used in many famous designs.
Dial Markers: Arabic Numeral. The arabic numeral dial mark is used as a mark to indicate the time.