|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|
|Band Width||Around 16mm|
Case Back: Transparent. xxxxx usually uses a transparent back, which transmits a high taste and good looking than solid back.
Crystal: Sapphire Crystal. We use sapphire crystal in our watches. Sapphire has higher impact resistance, air tightness and hardness than other materials, and the processing cost is also high, so most of it is used for top watch brands. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, the hands is silver-tone, which is the same color as your case color. It fits the watch well.
Second Markers: Minute Markers around the outer rim. The design of the other markers in the watch is the minute markers around the outer edge, as shown in the picture above.
Dial Markers: Dot. According to a study, the human eye is sensitive to point, are used as markers instead of Roman numerals can impact the look of the dial.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. The luminous things makes you find the time in dark.
Bezel Material: Ceramics Bezel. Ceramic Bezel is a material that is more noble and elegant. It makes you improve your taste from the inside out.
Clasp: Deployment. This is a great way to protect and store your watch, which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. Always wearing the watch even when you are in bathroom? Don’t worry, the watch’s waterproof depth is 30 meters, which is similar as real watch. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.