|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|
|Dial Color||Transparent Dial|
Case Back: Transparent. The case has a thick bottom cover, which is the “second skin” of the watch. It covers metal and provides daily wear protection for the watch.
Crystal: Sapphire Crystal. As a good watch, we use high-end, well-reputed sapphire. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, the hands is silver-tone. It blends perfectly with the dial.
Second Markers: Minute Markers around the outer rim. The second hand of the watch is designed as shown above, with minute markers surrounding the outer edge.
Dial Markers: Dot. The dot in a watch are used as markers instead of Roman numerals can impact the look of the dial.
Luminiscence: Hands and Markers. About the luminosity of the watch is hands and markers. As you can see in the pictures above.
Bezel Material: Diamond Bezel. The diamond bezel is the prime material used for watch making. It has is the perfect material to use when designing a watch. The bezel will have elegant appearance, high performance, and high durability. Tips: not real diamond.
Clasp: Deployment. Our this watch uses a deployment clasp which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which is fully 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.