|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||Transparent Dial|
|Case Thickness||Around 15mm|
|Band Length||Around 18cm|
|Band Width||Around 16mm|
Case Back: Transparent. The transparent back cover allows you to use and keep the watch longer.
Crystal: Sapphire Crystal. A good sapphire mirror is high-quality glass, and the dial can be clearly seen. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. About the hand design of the watch is silver-tone. It blends perfectly with the dial.
Second Markers: Minute Markers around the outer rim. The design of minute markers around the outer edge of the dial.
Dial Markers: Dot. The watch uses some simple dots as dial markers uses some simple dot marks to display the time, making the dial more simple and stylish.
Luminiscence: Hands. The luminosity of the watch is hands. With this watch, you can know time anywhere and anytime.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from stainless steel bezel materials can withstand extreme temperatures.
Clasp: Deployment. Our this watch uses a deployment clasp to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. We make the watch waterproof at 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.