|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|
|Band Length||Around 18cm|
Band Material: Rubber.Rubber strap is really nice for the hot and wet summer days.
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: Rose Gold-tone. The watch’s hands is rose gold-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The design of the dial is a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Dot. The watch uses a dot as a dial marker to indicate what time it is.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has made of stainless steel bezel material. It needs to be durable and can resist abrasion. The design of stainless steel bezel material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Clasp: Deployment. This watch case has a designed clasp to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters that is enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.