|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|
|Dial Color||Mars Earth Dial|
|Case Size||Around 50*42mm|
Band Material: Rubber.The rubber material ‘s excellent performance determines the current status of rubber straps in the watch circle.
Crystal: Sapphire Crystal. Watches made of sapphire crystal are high-quality glass, and the dial can be clearly seen. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. About the watch, the hands is rose gold-tone, which is the same color as your case color.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is the minute mark around the outer rim.
Dial Markers: Dot. dots were used in this watch instead of Roman numerals to show us the time.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. It can help you know the corresponding time when you running in dark.
Clasp: Deployment. Deployment clasps are used in the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. About the watreproof depth of the watch, 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.