|Grade||Genuine Hublot||3a swis||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|
Watch Case: 316L. The case has 316L polishable, frostable, and can be plated with a variety of materials. It has stable performance and is the best choice for the case.
Case Back: Solid. The screw-in design of the hard solid bottom cover ensures tight waterproof performance. The solid bottom cover has superior waterproof performance and durability.
Crystal: Mineral Glass. Watches made of mineral glass are a special anti-reflective coating that minimizes light reflection and provides scratch resistance without affecting its brightness. Mineral Glass is a highly transparent crystal that can be used to make optical lenses, diffractive optical elements, and filters.
Hand: Silver-tone. The hands of the watch is silver-tone. It fits your watch dial perfectly.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass edge is one of the most recognized design elements in all industries, also known as hands. This design element has been used in many well-known designs.
Luminiscence: Hands. About the luminosity of the watch is hands. With this watch, you will not lose your time in dark.
Clasp: Deployment. Deployment clasps are used in the watch which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters, which is fully enough for your daily life. 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 is a timer with indicate date. It plays an important role in our lives like any other electronic product. The functions of the watch are chronograph, hour, minute and second.