|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 case uses 316L for daily seawater corrosion, which is completely sufficient.
Case Back: Solid. The sturdy case back is usually used to protect the watch movement from scratches and external damage. These watch cases can also increase the durability and strength of the watch movement.
Crystal: Mineral Glass. We use mineral glass for our watches, which is a lustrous transparent crystal commonly used in high-precision optical instruments.
Hand: Silver-tone. The hands of the watch is silver-tone, which looks pretty stunning and high-end.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass is one of the most recognized design elements in all industries and is located on the outside of the clock to indicate the time.
Luminiscence: Hands. About the luminosity of the watch is hands. The luminous things makes your watch more delicate and high-end.
Clasp: Deployment. Deployment clasps are used in the watch to make it easier and faster for the user to open and fold the watch case to keep it secure.
Water Resistance: 30 meters. About the watch, the waterproof depth is 30 meters, which is like a 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. The watch has many functions. The watch has a indicate date, which can measure the time. The dial is used to estimate the current time, and the stop is used to estimate the time after the interval.