|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|
|Case Thickness||Around 16mm|
|Case Size||Around 50*40mm|
|Dial Color||Transparent Dial|
Case Back: Transparent. Patek Philippe usually uses a transparent back, which can make the watch more durable, they can withstand harsh outdoor environments, such as rain, snow, cold or hot weather.
Crystal: Sapphire Crystal. The sapphire crystal is made of high-quality glass, and the dial is clearly visible. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is one of the most recognized design elements in all industries and can be used in many different applications, such as watches, clock radios, etc.to create timeless pieces.
Dial Markers: Dot. With a dot unlike the ordinary dial, the watch uses some simple dots as dial markings to show us what time it is.