|Grade||Genuine Richard Mille||3a swiss||swiss||automatic|
|Time Accuracy||-3/+5 sec per day COSC certified||-5/+6 sec per day COSC certified||-10/+10 sec per day COSC certified||-1/+2 min per day COSC certified|
|Stainless Steel Type||904L Stainless Steel||904L Stainless Steel||316L Stainless Steel||316L Stainless Steel|
|Crystal||Sapphire crystal||Sapphire crystal||Sapphire crystal||Mineral Glass|
|Logo & Markings||laser etchings||Exact on entire watch||95% Exact on entire watch||90% Exact on entire watch|
|Dial||Genuine Richard Mille||Exact detail and font||95% exact detail and font||90% Exact detail and font|
|Waterproof||50m on standard models||Tested up to 300m||Tested up to 30m||Life waterproof|
|Life expectancy||Lifetime||Lifetime||3-5 years||1-2 years|
|Warranty||2 Years||Up to 5 Years||Up to 3 Years||Up to 1 Years|
|Band Width||Around 16mm|
|Case Thickness||Around 15mm|
|Band Length||Around 18cm|
Case Back: Solid. In the world of watches, a sturdy back cover is very important, and the water resistance will be better than a transparent one. A waterproof sealing ring is added to the through-bottom watch, which makes it difficult to seal.
Crystal: Sapphire Crystal. As an excellent watch, we use high-quality optical materials often used in watch manufacturing. The unique anti-reflective coating can provide scratch resistance without affecting its gloss. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The hands of the watch is silver-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. The design of other markers in the watch, as shown in the picture above, is the minute markers around the outer edge.
Dial Markers: Dot. The watch uses a dot as a dial marker show us what time it is, differ from ordinary dial.
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. As you can see in the pictures above.
Clasp: Deployment. Deployment clasps are used here is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
Water Resistance: 30 meters. About the watch, the waterproof depth is 30 meters, which is similar as real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.