|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 Size||Around 50*40mm|
|Case Thickness||Around 16mm|
|Band Width||Around 16mm|
Case Back: Transparent. In the world of watches, a transparent back cover is very common. It is solemn, practical and not flashy. It can consolidate its position without having to follow the trend.
Crystal: Sapphire Crystal. Watches made of sapphire crystal have a very high hardness, with a Mohs hardness of 9, which is second only to diamonds. Its hardness is almost 3 times that of mineral glass and 20 times that of acrylic mirrors. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. As you can see in the pictures above, the hand design of the watch is silver-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is the minute mark around the outer rim.
Dial Markers: Roman Numeral. The watch uses some clear numbers as dial markers help us check the time anytime, anywhere.