|Grade||Genuine Richard Mille||3a swis||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|
Case Back: Transparent. The case uses a thickened transparent back cover, which can better show your high taste and knowledge for watch.
Crystal: Sapphire Crystal. Watches made of sapphire crystal have higher impact resistance, air-tightness and hardness than other materials and higher processing costs, so they are mostly used in top watch brands. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The style of the watch’s hands is silver-tone, which is delicated and cool.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is also called the hand of the clock. This design element is used in many well-known designs.
Dial Markers: Dot. dots were used in this watch show us what time it is, differ from ordinary dial.