|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 50*42mm|
Case Back: Transparent. The transparent back cover allows you to use it longer and keep the watch longer.
Crystal: Sapphire Crystal. For watches, crystal is a very important component, sapphire is high-end, and has a good reputation. 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 a design element representing time, also known as a clock hand, which has been used in many well-known designs.
Dial Markers: Dot. The watch uses some simple dots as dial markers to determine time by looking at the dot, which is different from normal dial.
Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. With this watch, you will not waste time to check the real-time.
Bezel Material: Ceramics Bezel. A luxury watch with a ceramic bezel made of ceramic material. It needs to be durable and can resist abrasion. The design of ceramic material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Clasp: Deployment. We use a deployment clasp for the watch which allows the user to fold it over in multiple positions or angles for unique use.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters that’s enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.