|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|
|Case Thickness||Around 16mm|
|Case Size||Around 50*40mm|
|Dial Color||Transparent Dial|
Case Back: Transparent. In the world of watches, a transparent back cover is very common, not soft or flexible. It helps you see the engine inside clearly.
Crystal: Mineral Glass. A good mineral glass mirror is a very common glass that can protect your watch from scratches.
Hand: Silver-tone. About the hand design of the watch is silver-tone that is cool and well-designed.
Second Markers: Minute Markers around the outer rim. The second mark on the dial is also called the hand of the clock. This design element is used in many famous designs such as clocks and other objects.
Dial Markers: Arabic Numeral. The watch with arabic numeral help us check the time anytime, anywhere.
Luminiscence: Hands. The style of the watch’s luminiscence is hands. The luminous things makes you find the time in dark.
Clasp: Deployment. We use a deployment clasp for the watch which allows the user to fold it over in multiple positions or angles for unique use.
Water Resistance: 30 meters. The watch we use a waterproof at 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.
Function: Date, Hour, Minute, Second. The watch has a time function for measuring time, and it has many functions for various purposes, such as mesuring time, mesuring time, and timer functions.