|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 15mm|
|Case Size||Around 50*40mm|
|Dial Color||Transparent Dial|
Band Material: Rubber.We use a rubber strap has a good waterproof feature and easy to maintain.
Crystal: Sapphire Crystal. The sapphire crystal mirror is made of high-quality optical materials and is often used in the manufacture of watches. The unique anti-reflective coating can provide scratch resistance without affecting its gloss. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone, that makes your watch luxury and funny.
Dial Markers: Arabic Numeral. The watch with arabic numeral uses some simple number marks to display the time, making the dial more simple and stylish.
Luminiscence: Hands. Regarding this watch, luminescence is hands. With this watch, you will lose your time in dark.
Clasp: Deployment. This watch case has a designed lock which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters, which is a good feature for the watch. 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 many functions. The watch has a indicate date, which can measure the time. The dial is used to estimate the current time, and the stop is used to estimate the time after the interval.