|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|
|Series||Spirit of Big Bang|
Band Material: Leather.A lasting leather band is used in this watch, which is of good quality and comfortable to wear.
Watch Case: 316L. The case is the most important part of the watch. 316L has excellent corrosion resistance, excellent wear resistance and good abrasion resistance.
Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It has good thermal properties, excellent electrical and dielectric properties, and is resistant to chemical corrosion. It has the characteristics of high temperature resistance, good thermal conductivity, high hardness, infrared penetration, and good chemical stability. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. As for the watch’s hands, it is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The design of other marks in the watch is also called the hand of the clock. This design element is used in many famous designs, such as clocks and other objects.
Dial Markers: Luminous Index. The luminous sticks on the watch can when you are in the dark, just check this sticks, you can know what time it is now.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. With this watch, you can know time anywhere and anytime.
Clasp: Deployment. The clasp design of the watch to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters, which is similar as real 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.