|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|
|Band Length||Around 18cm|
|Dial Color||Transparent Dial|
Case Back: Solid. The case uses a thick solid back, which makes the watch more durable and can withstand harsh outdoor environments such as rain, snow, cold or hot weather.
Crystal: Sapphire Crystal. Watches made of sapphire crystal can block moisture and dust, protect the hands, dial and movement. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. As for the watch’s hands, it is silver-tone. It blends perfectly with the dial.
Second Markers: Minute Markers around the outer rim. The design of the second minute mark around the outer edge.
Dial Markers: Dot. The watch uses some simple dots as dial markers unlike a regular dial, the watch uses a few simple dots to mark the dial to indicate the current time.
Luminiscence: Hands. The luminiscence of the watch is hands. The luminous things makes you find the time in dark.
Bezel Material: Stainless Steel. The stainless steel bezel is one of the most beautiful and delicate parts in the watch. The stainless steel bezel provides a durable, endurable and expensive look to the watch.
Clasp: Deployment. The clasp design of the watch allows the user to fold it into several positions or angles for unique use.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters that is enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.