|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 Length||Around 18cm|
|Band Width||Around 16mm|
Case Back: Transparent. The hard transparent back cover is neither soft nor flexible. It has excellent looking, can help you see movement inside.
Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It is a unique optical material. It is not only dazzling, but also scratch-resistant. The color rendering index (CRI) of the anti-reflective coating is 100, and the brightness is increased by up to 50%. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The minute mark surrounding the outer edge of the glass is a design element representing time. It is a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Roman Numeral. The watch has an Roman numeral because the dial markings will indicate the time for us.
Luminiscence: Hands and Markers. For the watch, we apply with luminiscence of hands and markers. With this watch, you will lose your time in dark.
Clasp: Deployment. Our watch uses a deployment clasp which is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
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.