|Grade||Genuine Richard Mille||3a swis||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. The transparent back cover is the “second skin” of the watch. It covers metal and provides daily wear protection for the watch.
Crystal: Sapphire Crystal. As an excellent watch, we applied it to isolate moisture and dust, protect the hands, dial and movement. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. About 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 minute mark surrounding the outer edge of the glass is a design element that represents time, also known as a clock hand. This design element has been used in many famous designs such as watches, clocks and other objects.
Dial Markers: Dot. The watch has dots as dial marks instead of Roman numerals to show us the time.
Luminiscence: Hands and Markers. For the watch, we apply with luminiscence of hands and markers. It can help you know the corresponding time in the dark.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is is an endurable material that can be used for dials and watch faces. It’s extremely resistant and flexible. Learn to design a gorgeous hand-made stainless steel bezel and how one can use it to create a luxury watch.
Clasp: Deployment. This watch case has a designed lock to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters, which has a good waterproof function. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.