|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 Width||Around 16mm|
|Case Thickness||Around 16mm|
Case Back: Transparent. The transparent back cover commonly used by Patek Philippe is solemn, practical, and not flashy. It can consolidate its position without having to follow the trend.
Crystal: Sapphire Crystal. The sapphire crystal table mirror is very ornamental, and it can bring a brand new visual effect when looking at the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. As you can see in the pictures above, the hand design of the watch is rose gold-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. The design of other marks in 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: Arabic Numeral. Arabic numerals unlike the ordinary dial, the watch uses some clear numbers as dial markings to show us what time it is.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is is a high-end material made from stainless steel bezel. It is the most expensive material of the watch. In addition, stainless steel bezel is a substance with high flexibility and energy absorption properties which can be used as the core medium of the watch.
Clasp: Deployment. The clasp of the watch 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 fully enough for your daily life. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Function: Date, Hour, Minute, Second. The watch is the most important device in our daily life. The watch has a indicate date to measure time, the minute dial is used to estimate the current time, and the stop dial is used to estimate the time after the interval.