|Grade||Genuine Richard Mille||3a swis||swiss|
|Time Accuracy||-3/+5 sec per day COSC certified||-5/+6 sec per day COSC certified||-10/+10 sec per day COSC certified|
|Stainless Steel Type||904L Stainless Steel||904L Stainless Steel||316L Stainless Steel|
|Crystal||Sapphire crystal||Sapphire crystal||Sapphire crystal|
|Logo & Markings||laser etchings||Exact on entire watch||95% Exact on entire watch|
|Dial||Genuine Richard Mille||Exact detail and font||95% exact detail and font|
|Waterproof||50m on standard models||Tested up to 300m||Tested up to 30m|
|Life expectancy||Lifetime||Lifetime||3-5 years|
|Warranty||2 Years||Up to 5 Years||Up to 3 Years|
|Band Length||Around 18cm|
|Case Size||Around 50*40mm|
Case Back: Transparent. The case uses a transparent cover, which is never soft or flexible. It helps you see the engine inside clearly.
Crystal: Sapphire Crystal. For watches, crystal is a very important part and a unique optical material. It is not only dazzling, but also scratch-resistant. The color rendering index (CRI) of the anti-reflective coating is 100, and the brightness is increased by up to 50%. 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. As shown in the picture above, the second mark on the dial is the minute mark around the outer edge.
Dial Markers: Roman Numeral. The Roman numeral in a watch can is used as a marker instead of dots and can affect the appearance of the dial.