|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|
|Case Thickness||Around 16mm|
|Case Color||Rose Gold-tone/Silver-tone|
Case Back: Transparent. The case uses a thickened transparent back cover, and the screw-in design ensures tight waterproof performance. The transparent back cover also has good waterproof performance and durability.
Crystal: Sapphire Crystal. The sapphire crystal glass adopts a special anti-reflective coating to minimize light reflection and provide scratch resistance without affecting its brilliance. Sapphire crystal is a highly transparent crystal that can be used to make optical lenses, diffractive optical elements, and filters. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. About the hand design of the watch is rose gold-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The second mark on the watch The second mark is a small disc placed on the outside of the clock to indicate the time.
Dial Markers: Dot. A watch is a timepiece that displays the time in an analog form, unlike the ordinary dial, the watch uses some simple dots as dial markings to show us what time it is.
Luminiscence: Hands and Markers. For the watch, we apply with luminiscence of hands and markers. As you can see in the pictures above.
Bezel Material: Diamond Bezel. The diamond material is one of the best materials for watches. It is more noble and elegant. It makes you improve your taste from the inside out. Tips: not real diamond.
Clasp: Deployment. Deployment clasps are used here which allows the user to fold it over in multiple positions or angles for unique use.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters that is enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.