|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|
|Dial Color||Hero Dial|
Case Back: Transparent. The transparent back cover is commonly used by xxxxx and is the most common part of the watch. It is simple, durable and easy to see engine inside.
Crystal: Sapphire Crystal. A good sapphire mirror is a lustrous and transparent crystal, which is often used in high-precision optical instruments. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The hand design of the watch is silver-tone that is cool and well-designed.
Second Markers: Minute Markers around the outer rim. The second mark on the watch is a small round dial, placed on the outside of the watch to indicate the time.
Dial Markers: Dot. The watch uses a dot as a dial marker unlike the ordinary dial, the watch uses some simple dots as dial markings to show us what time it is.