|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|
|Dial Color||Skeleton Dial|
|Band Width||Around 16mm|
|Case Thickness||Around 15mm|
Case Back: Transparent. The transparent back cover, solemn, practical, and not flashy, can consolidate one’s position and not follow the trend.
Crystal: Sapphire Crystal. The sapphire crystal 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 hands of the watch is silver-tone, which is the same color as your case color. It fits the watch well.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge of the glass is a design element that represents time. The second mark is a small disc placed on the outside of the watch to indicate the time.
Dial Markers: Dot. The dot in a watch can unlike the ordinary dial, the watch uses some simple dots as dial markings to show us what time it is.
Luminiscence: Hands and Markers. As for the watch’s luminiscence, it is hands and markers. As you can see in the pictures above.
Bezel Material: Ceramics Bezel. The ceramic material is one of the best materials for watches. It is a different way to look at watches. The design of the bezel brings a new level of quality and sophistication to the watch. This material allows for a more luxurious look and enhances the usability of the timepiece.
Clasp: Deployment. Our this watch uses a deployment clasp which is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
Water Resistance: 30 meters. About the watreproof depth of the watch, 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.