|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 Width||Around 16mm|
|Case Size||Around 38*48mm|
|Case Color||Rose Gold-tone|
|Dial Color||Transparent Dial|
|Case Thickness||Around 12mm|
Case Back: Transparent. In the world of watches, a transparent back cover is very common and can be used for many years. The backs of these watches are clear to see and can be used for many years.
Crystal: Sapphire Crystal. For a watch, crystal is a very important part, a natural material that can reflect light to produce an optical illusion. Its long-lasting anti-reflective coating makes it ideal for scratch resistance, and the brightness of the crystal remains almost unchanged. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. Regarding this watch, hand design is rose gold-tone. It blends perfectly with the dial.
Second Markers: Minute Markers around the outer rim. The design of other marks in the watch is also called the hand of the clock. This design element is used in many famous designs, such as clocks and other objects.
Dial Markers: Dot. dot dial markers used as markers instead of Roman numerals will affect the appearance of the dial.
Luminiscence: Hands and Markers. The watch’s luminiscence is hands and markers. These luminiscence makes your watch more refined and high-end.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has a unique structure that makes it an excellent choice for watches. The material can resist scratches, abrasions and indentation. This bezel material is the most resistant to heat and cold of all materials used in watchmaking.
Clasp: Deployment. The innovative design of this watch allows the user to fold it into several positions or angles for unique use.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters, full 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.