|Grade||Genuine Hublot||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||90% Exact on entire watch||70% Exact on entire watch|
|Dial||Genuine Hublot||Exact detail and font||90% exact detail and font||70% Exact detail and font|
|Waterproof||100m 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||Blue Dial|
Watch Case: 316L. The case is 316L. For daily seawater corrosion, 316L steel is completely sufficient.
Crystal: Sapphire Crystal. Watches made of sapphire crystal are a high-quality optical material, often used in the construction 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. The hand design of the watch is silver-tone. It blends perfectly with the dial.
Second Markers: Minute Markers around the outer rim. The design of the second mark is also called the clock hand. This design element has been used in many well-known designs such as watches, clocks and other objects.
Dial Markers: Luminous Index. According to research, human eyes are sensitive to light at night, which is a new feature that has attracted much attention. It can display the time on the illuminated surface. This can be used to improve our visibility when walking at night or in a dark environment.
Luminiscence: Hands and Markers. The luminiscence of the watch is hands and markers. With this watch, you will lose your time in dark.
Clasp: Deployment. The clasp of the watch which allows the user to fold it over in multiple positions or angles for unique use.
Water Resistance: 30 meters. Always wearing the watch even when you are in bathroom? Don’t worry, the watch’s waterproof depth 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. Its function of the watch is to measure time and seconds.