|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||Red With Diamonds Dial|
|Case Color||Rose Gold|
Case Back: Transparent. The hard transparent back cover can show you the engine inside clearly.
Crystal: Sapphire Crystal. Sapphire crystal is a good choice because it is a special anti-reflective coating that can minimize light reflection and provide scratch resistance without affecting its brightness. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. The design of the watch’s hands is rose gold-tone, which is the same color as your case color.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is a design element representing time, also called a clock hand, which has been used in many famous designs, such as watches and other objects.
Dial Markers: Dot. dot dial marks use some simple dot marks to indicateisplay the time, making the dial more simple and stylish.
Luminiscence: Hands and Markers. About the watch, the luminiscence is hands and markers. It can help you know the corresponding time in the dark.
Bezel Material: Stainless Steel. Bezel material is more simple and endurable. It makes you improve your temperament from the inside out.
Clasp: Deployment. This is a great way to protect and store your watch, 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. As for the waterproof 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.