|Grade||Genuine Hublot||3a Swiss||Swiss|
|Time Accuracy||-3/+5 sec per day COSC certified||-5/+6 sec per day COSC certified||-10/+10 sec per day COSC certified|
|Stainless Steel Type||904L Stainless Steel||904L Stainless Steel||316L Stainless Steel|
|Crystal||Sapphire crystal||Sapphire crystal||Sapphire crystal|
|Logo & Markings||laser etchings||Exact on entire watch||90% Exact on entire watch|
|Dial||Genuine Hublot||Exact detail and font||90% exact detail and font|
|Waterproof||100m on standard models||Tested up to 300m||Tested up to 30m|
|Life expectancy||Lifetime||Lifetime||3-5 years|
|Warranty||2 Years||Up to 5 Years||Up to 3 Years|
Band Material: Rubber.The xxx watch apply with a rubber strap is gradually becoming a symbol of youth and sport.
Watch Case: 316L. The case is made of 316L, which is a durable metal, lightweight and strong. It is corrosion resistant, non-magnetic and highly polished.
Crystal: Sapphire Crystal. For watches, crystal is a very important part. Sapphire has higher impact resistance, air tightness and hardness than other materials, and its processing cost is also high, so most of it is used for top watch brands. Tips: The Automatic is applied with mineral glass instead of sapphire.
Clasp: Deployment. Deployment clasps are used in the watch which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters that’s enough for no worries. Tips: The Automatic is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
3a Swiss, 5a Swiss, Swiss, Top Swiss