|Grade||Genuine Richard Mille||3a swis||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||Diamond Paved Dial|
|Band Length||Around 18cm|
|Case Size||Around 48*40mm|
Case Back: Transparent. Patek Philippe usually uses a transparent back, which is more waterproof than a through-bottom one.
Crystal: Sapphire Crystal. The crystal design is a very common glass that can protect your watch from scratches. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The design of the watch’s hands is silver-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass is one of the most recognized design elements in all industries. It is a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Dot. According to a study, the human eye is sensitive to point, are used as a markers to indicate what time it is.
Luminiscence: Hands and Markers. The design of the watch’s luminiscence is hands and markers. It can help you know the corresponding time when you running in dark.
Bezel Material: Diamond Bezel. Bezel material is more noble and elegant. It makes you improve your temperament from the inside out. Tips: not real diamond.
Clasp: Deployment. The innovative design of this watch the combination of a watch case and a wristwatch can be a very appealing option for many consumers. Of course, one must keep in mind that the product should be durable and last a long time. This watch bracelet is made to meet all these needs. It is produced using high quality materials, designed with the concept of visual effect, and perfectly matches today’s fashion trends.
Water Resistance: 30 meters. The watch’s waterproof depth 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.