|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||Blue Dial|
Band Material: Rubber.A high-end watch with a rubber strap simply put the durability and simplicity to the extreme.
Watch Case: 316L. The material in this example comes from 316L stainless steel, which is a medium-to-high-grade shell material. Because it contains molybdenum, it is more corrosion-resistant than 304, and the grade is also higher.
Crystal: Sapphire Crystal. The sapphire crystal 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 Automatic is applied with mineral glass instead of sapphire.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone, which is the same color as your case color. It fits the watch well.
Dial Markers: Index. According to a study, the human eye is sensitive to point, show us what time it is, differ from ordinary dial.
Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters, full enough for your daily life. Tips: The Automatic is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Function: Date, Hour, Minute, Second. The watch is equipped with a functional timer that can measure time and seconds.
3a Swiss, 5a Swiss, Automatic, Swiss, Top Swiss