|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|
|Series||Spirit Of Big Bang|
Watch Case: 316L. The watch case is made of 316L stainless steel, which is a medium-to-high-end shell material. Because it contains molybdenum, it is more wear-resistant than 304, and the grade is also nice.
Case Back: Solid. The case uses a thickened solid back cover, and the screw-in design ensures tight waterproof performance. The solid back cover has excellent waterproof performance and durability.
Crystal: Mineral Glass. The material of the watch is mineral glass, which has higher impact resistance, air tightness and hardness than other materials, and the processing cost is also high, so it is mostly used for top watch brands.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The second mark on the watch is also called the clock hand. This design element has been used in many well-known designs.
Dial Markers: Index. The luxury index of the watch dial markers unlike the normal dial, the watch uses some simple indexs as dial markers to show us what time it is.
Luminiscence: Hands. The luminosity of the watch is hands. It can help you know the corresponding time when you running in dark.
Bezel Material: Stainless Steel. The stainless steel bezel is more simple and endurable. It makes you improve your temperament from the inside out.
Clasp: Deployment. The innovative design of this 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 we use a waterproof at 30 meters that’s enough for no worries. 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. Watch function, it plays an important role in our life like any other electronic products. The functions of the watch are chronograph, hour, minute and second.