|Grade||Genuine Hublot||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||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|
Watch Case: 316L. In this case, 316L, which has the best daily seawater corrosion, is used, and 316L steel is completely sufficient.
Crystal: Mineral Glass. The mineral glass crystal mirror is made of natural materials, which can reflect light to create an illusion. Its long-lasting anti-reflective coating makes it ideal for scratch resistance, and the brightness of the crystal remains almost unchanged.
Hand: Silver-tone. For the watch, the hands is silver-tone that is simple but luxury.
Dial Markers: Index. According to a study, the human eye is sensitive to point, are used as markers instead of Roman numerals can impact the look of the dial.
Bezel Material: Stainless Steel. A luxury watch with a stainless steel bezel is more simple and endurable. It makes you improve your taste from the inside out.
Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters. But make sure to close the crown properly. 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 indicate date and can measure time. It plays an important role in our lives like any other electronic product. The functions of the watch are chronograph, hour, minute and second.