|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 Size||Around 48*40mm|
|Dial Color||Diamond Paved Dial|
|Band Width||Around 16mm|
Case Back: Transparent. xxxxx usually uses a transparent back, which 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. We use sapphire crystal for the watch, which is a special anti-reflective coating that minimizes light reflection and provides scratch resistance without affecting its brightness. Sapphire crystal is a highly transparent crystal that can be used to make optical lenses, diffractive optical elements, and filters. 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 second mark of the dial design is a small disc, placed on the outside of the watch to indicate the time.
Dial Markers: Dot. The luxury dot of the watch dial markers are used as markers instead of Roman numerals can impact the look of the dial.
Luminiscence: Hands and Markers. The design of the watch’s luminiscence is hands and markers. With this watch, you will lose your time in dark.
Bezel Material: Diamond Bezel. The watch uses a luxury diamond bezel, which made of diamond material. It needs to be durable and can resist abrasion. The design of diamond material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction. Tips: not real diamond.
Clasp: Deployment. The clasp of the watch allows the user to fold it into several positions or angles for unique use.
Water Resistance: 30 meters. The watch’s waterproof depth 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.