|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.A lasting rubber band is used in this watch, which is really nice for the hot and wet summer days.
Crystal: Sapphire Crystal. As a good watch, we use a very high hardness, the Mohs hardness is as high as 9, second only to diamond, its hardness is almost 3 times that of mineral glass, 20 times that of acrylic mirror. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The watch’s hands is silver-tone. It fits your watch dial perfectly.
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.
Dial Markers: Dot. The luxury dot of the watch dial markers unlike a normal dial, you can see the time by looking at the dot.
Luminiscence: Hands and Markers. As you can see in the pictures above, the luminescence of the watch is hands and markers. It can help you know the corresponding time when you running in dark.
Clasp: Deployment. This watch case has a designed lock to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters. But make sure to close the crown properly. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.