|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|
|Dial Color||Transparent Dial|
Case Back: Solid. We use a strong bottom cover, which is neither soft nor flexible. Made of steel, it has excellent durability and scratch resistance.
Crystal: Sapphire Crystal. Our watch uses sapphire crystal, which is a high-end, well-reputed sapphire. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The style of the watch’s hands is silver-tone, which is delicated and cool.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is a design element that represents time and can be used in many different applications, such as watches, clock radios, etc.to create timeless works.
Dial Markers: Dot. These dots in the watch unlike a normal dial, you can see the time by looking at the dot.
Luminiscence: Hands. As for the watch’s luminiscence, it is hands. With this watch, you will lose your time in dark.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is has high dimensional stability, high resilience and UV resistance. It can be used in both hard and soft cases. It’s also resistant to water, heat and deliquescent substances like oil or food.
Clasp: Deployment. This watch use a deployment clasp which is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
Water Resistance: 30 meters. The waterproof depth of the watch is 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.