|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|
|Dial Color||Transparent Dial|
Band Material: Rubber.As a new product, rubber straps is most in line with the image of a powerful and creative urban hipster.
Crystal: Sapphire Crystal. The material of the watch is high-quality glass, and the dial is clearly visible. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. About the hand design of the watch is silver-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The design of the second marker is a small round dial, placed on the outside of the watch to indicate the time.
Dial Markers: Dot. According to a study, the human eye is sensitive to point, unlike a regular dial, the watch uses a few simple dots to mark the dial to indicate the current time.
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. The luminous things makes you find the time in dark.
Clasp: Deployment. Deployment clasps are used here allows the user to fold it into several positions or angles for unique use.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters that’s enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.