|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|
Watch Case: 316L. The raw material of this watch case is 316L stainless steel, which has very good corrosion resistance and good texture.
Case Back: Transparent. The case has a transparent cover, which is neither soft nor flexible. It has excellent looking, can help you see movement inside.
Crystal: Sapphire Crystal. Sapphire glass can block moisture and dust, protect the hands, dial and movement. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. About the hand design of the watch is silver-tone, which is the same color as your case color. It fits the watch well.
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. It is a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Arabic Numeral. The arabic numeral in a watch can unlike a normal dial, you can see the time by looking at the arabic numeral.
Luminiscence: Hands. As you can see in the pictures above, the luminescence of the watch is hands. With this watch, you will lose your time in dark.
Bezel Material: Diamond Bezel. The diamond bezel is the prime material used for watch making. It has is more noble and elegant. It makes you improve your taste from the inside out. Tips: not real diamond.
Clasp: Deployment. Deployment clasps are used here allows the user to fold it into several positions or angles for unique use.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters, which is definitely 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.