|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|
|Dial Color||Black Dial|
Watch Case: 316L. The material in this case comes from 316L, which is a durable metal that is both light and strong. It is corrosion resistant, non-magnetic and highly polished.
Crystal: Sapphire Crystal. The crystal design is high-quality glass, and the dial can be clearly seen. 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.
Dial Markers: Index. These indexs in the watch instead of Roman numerals to show us the time.
Bezel Material: Stainless Steel. A luxury watch with a stainless steel bezel is the perfect material to use when designing a watch. The bezel will have endurable elegance, high performance, and high durability.
Clasp: Deployment. The innovative design of this watch which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. About the watreproof depth of the watch, it 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 function of the watch has a indicate date to measure time, the minute dial is used to estimate the current time, and the stop dial is used to estimate the time after the interval.