|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 Material: Rubber.The watch apply with a rubber strap is really nice for the hot and wet summer days.
Crystal: Sapphire Crystal. The sapphire crystal table mirror can feel a clear and bright field of vision when looking at the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The hands of the watch is silver-tone that is cool and well-designed.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is located on the outside of the clock and is used to indicate the time.
Dial Markers: Dot. We can use an dotted watch, used as a marker instead of Roman numerals, and can affect the appearance of the dial.
Luminiscence: Hands and Markers. As you can see in the pictures above, the luminescence of the watch is hands and markers. It makes your watch look more high-end.
Clasp: Deployment. The innovative design of this watch which is more durable and stylish.
Water Resistance: 30 meters. About the watreproof depth of the watch, it 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.