|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 Length||Around 18cm|
|Band Width||Around 16mm|
Band Material: Rubber.As you can see, many rubber bands are used in watches, which is non-toxic, resistant to high and low temperatures, acid and alkali, flexible, and easy to maintain.
Crystal: Sapphire Crystal. Sapphire crystal is a good choice because it is a lustrous and transparent crystal that is often used in high-precision optical instruments. 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 fits your watch dial perfectly.
Second Markers: Minute Markers around the outer rim. The second mark on the outside of the clock is designed to indicate the time.
Dial Markers: Dot. These dots in the watch unlike the normal dial, the watch uses some simple dots as dial markers to show us what time it is.
Luminiscence: Hands and Markers. The watch’s luminiscence is hands and markers. It can help you know the corresponding time in the dark.
Bezel Material: Ceramics Bezel. The ceramic bezel is the prime material used for watch making. It has is an elegant material that can be used for dials and watch faces. It’s extremely resistant and flexible. Learn to design a gorgeous hand-made ceramic bezel and how one can use it to create a luxury watch.
Clasp: Deployment. We use a deployment clasp for the watch to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. About the watch, the waterproof depth 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.