|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|
Crystal: Sapphire Crystal. Sapphire crystal is a high-end sapphire with a good reputation. Tips: The A watch is applied with mineral glass instead of sapphire.
Dial Markers: Arabic Numeral. These arabic numerals in the watch uses some simple number marks to display the time, making the dial more simple and stylish.
Hand: Silver-tone. For the watch, we apply with hands of silver-tone. It fits your watch dial perfectly.
Case Back: Transparent. The case has a transparent cover cover, which is often used to protect the movement of the watch from direct damage. These watch cases can also increase the durability and strength of the watch movement.
Function: Date, Hour, Minute, Second. Like any other electronic device, watch functions play an important role in our lives. The functions of the watch are chronograph, hour, minute and second.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers.Something that shines allows you to find time in the dark.
Watch Case: 316L. The situation is 316L, which can help form a corrosion protection film on the surface of metal materials.
Clasp: Deployment. We use a deployment clasp for the watch to make it easier and quicker for the user to open and fold the case over to keep it secure.
Bezel Material: Stainless Steel. Bezel material made of stainless steel bezel material. It needs to be durable and can resist abrasion. The design of stainless steel bezel material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Water Resistance: 30 meters. We make the watch waterproof at 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.