|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|
|Band Width||Around 16mm|
|Dial Color||Transparent Dial|
Case Back: Transparent. The transparent back cover allows you to use it for a longer period of time and keep the watch for a long time.
Crystal: Sapphire Crystal. For a watch, crystal is a very important part, a natural material that can reflect light to produce an optical illusion. Its long-lasting anti-reflective coating makes it ideal for scratch resistance, and the brightness of the crystal remains almost unchanged. 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, that makes your watch luxury and funny.
Second Markers: Minute Markers around the outer rim. The design of the second hand in the watch is as shown in the picture above. It is also called a clock hand. This design element has been used in many well-known designs, such as watches.
Dial Markers: Dot. According to a study, the human eye is sensitive to point, instead of Roman numerals to show us the time.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. It can help you know the corresponding time in the dark.
Bezel Material: Stainless Steel. The bezel, made of stainless steel bezel, is more simple and endurable. It makes you improve your taste from the inside out.
Clasp: Deployment. The combination of a watch case and a bracelet watch can be a very appealing option to many consumers. It can adjust size to fit your waist. This watch bracelet has been made to meet all kinds of needs. It is manufactured using high-quality materials, designed with the concept of visual impact, and perfectly matches today’s fashion trends.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters. But please make sure you close the crown properly. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.