|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|
|Band Width||Around 16mm|
|Band Length||Around 18cm|
|Case Thickness||Around 12mm|
Case Back: Transparent. The transparent back cover is solemn, practical and not flashy.
Crystal: Sapphire Crystal. A good sapphire mirror has good thermal properties, excellent electrical and dielectric properties, and is resistant to chemical corrosion. It has the characteristics of high temperature resistance, good thermal conductivity, high hardness, infrared penetration, and good chemical stability. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The style of the watch’s hands is silver-tone, which fits your watch’s dial well.
Second Markers: Minute Markers around the outer rim. The design of the second hand in the watch is as shown in the figure above, which is also called the hand of a clock. Many famous designs have adopted this design element.
Dial Markers: Dot. The dot in a watch is used as a marker instead of Roman numerals and can affect the appearance of the dial.
Luminiscence: Hands and Markers. Regarding this watch, luminescence is hands and markers. It makes your watch look more funny and functional.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is is more simple and endurable. It makes you improve your temperament from the inside out.
Clasp: Deployment. Our watch uses a deployment clasp, which allows the user to fold it over in multiple positions or angles for unique use.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, which is like a real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.