|Grade||Genuine Richard Mille||3a swis||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|
|Dial Color||Transparent Dial|
Case Back: Transparent. The transparent back cover can better transmit your high taste for watch than solid back.
Crystal: Sapphire Crystal. As an excellent watch, we have applied a very good viewability and brought a brand new visual effect to people watching the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The watch’s hands is silver-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The design of other marks in the watch, also known as the hand, this design element has been used in many well-known designs.
Dial Markers: Dot. The dot dial mark is used as a mark to indicate the time.
Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. With this watch, you will not lose your time in dark.
Clasp: Deployment. Our watch uses a deployment clasp which 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. The waterproof depth of the watch is 30 meters, which is like a real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.