|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|
|Dial Color||Transparent Dial|
|Band Width||Around 16mm|
|Case Thickness||Around 13mm|
Case Back: Transparent. The transparent back cover is neither soft nor flexible. It has excellent looking, can help you see movement inside.
Crystal: Sapphire Crystal. Sapphire glass can block moisture and dust, protect the hands, dial and movement. 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 looks pretty stunning and high-end.
Second Markers: Minute Markers around the outer rim. The design of the dial can be used in various applications, such as clocks and radios with clocks, to create timeless creations.
Dial Markers: Dot. dot dial markers are used as dial markers instead of the usual Roman numerals to indicate the time.
Luminiscence: Hands and Markers. As you can see in the pictures above, the luminescence of the watch is hands and markers. These luminiscence makes your watch more refined and high-end.
Bezel Material: Diamond Bezel. The watch bezel is the most expensive component of the watch. It is made of diamond material. It needs to be durable and can resist abrasion. The design of diamond material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction. Tips: not real diamond.
Clasp: Deployment. This watch use a deployment clasp allows the user to fold it into several positions or angles for unique use.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which is definitely 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.