|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||Horse Dial|
Case Back: Transparent. The transparent back cover can be used for many years. The backs of these watches are clear to see and can be used for many years.
Crystal: Sapphire Crystal. Sapphire crystal is a lustrous and transparent crystal, often used in high-precision optical instruments. 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 the same color as your case color. It fits the watch well.
Second Markers: Minute Markers around the outer rim. The second mark on the watch is also called the hand of the clock. This design element is used in many famous designs such as clocks and other objects.
Dial Markers: Dot. The dot on the dial to indicate what time it is.
Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. With this watch, you will lose your time in dark.
Bezel Material: Diamond Bezel. The watch bezel is the most expensive component of the watch. It is is a high-end material made from diamond. It is the most expensive material of the watch. In addition, diamond is a substance with high flexibility and energy absorption properties which can be used as the core medium of the watch. Tips: not real diamond.
Clasp: Deployment. Our watch uses a deployment clasp, which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. Always wearing the watch even when you are in bathroom? Don’t worry, the watch’s waterproof depth is 30 meters, which is similar as real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.