|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|
|Band Width||Around 16mm|
Case Back: Transparent. The transparent back cover is solemn, practical and not flashy.
Crystal: Sapphire Crystal. Sapphire crystal is higher in impact resistance, air tightness and hardness than other materials, and the processing cost is also higher, so it is mostly used in top watch brands. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The hands of the watch is silver-tone, which is delicated and cool.
Second Markers: Minute Markers around the outer rim. The second mark on the watch can be used in many different applications, such as watches, clock radios, etc.to create timeless works.
Dial Markers: Dot. The dot in a watch can uses dots as dial markers to indicate time.
Luminiscence: Hands. The design of the watch’s luminiscence is hands. It can help you know the corresponding time in the dark.
Clasp: Deployment. This watch use a deployment clasp which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, which is a good feature for the watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.