|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 15mm|
|Band Width||Around 16mm|
|Case Size||Around 50*40mm|
Band Material: Rubber.A lasting rubber band is used in this watch, which is perfect for diving, due to its waterproof feature.
Crystal: Sapphire Crystal. Watches made of sapphire crystal have good thermal properties, excellent electrical and dielectric properties, and are 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. For the watch, the hands is silver-tone that is cool and well-designed.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge of the glass is one of the most recognized design elements in all industries. It is called the hand of a clock. This design element is used in many famous designs such as clocks, clocks and other objects.
Dial Markers: Dot. The dot in a watch are used as a markers to indicate what time it is.
Luminiscence: Hands and Markers. Regarding this watch, luminescence is hands and markers.Something that shines allows you to find time in the dark.
Bezel Material: Ceramics Bezel. A ceramic bezel is a high-end material made from Ceramic. It is the most expensive material of the watch. In addition, Ceramic is a substance with high flexibility and energy absorption properties which can be used as the core medium of the watch.
Clasp: Deployment. Deployment clasps are used in the watch which is more durable and stylish.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which is definitely 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.