|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|
|Dial Color||Black Dial|
Band Material: 316L. The watch band uses 316L, which has excellent corrosion resistance, excellent wear resistance and good wear resistance.
Watch Case: 316L. The case is 316L, and its density is close to iron, which generally does not affect the human body. This material is often used in the straps of Swiss watches.
Case Back: Solid. Patek Philippe generally uses a solid bottom cover, and the screw-in design ensures tight waterproof performance. The solid bottom cover has superior waterproof performance and durability.
Crystal: Mineral Glass. For watches, crystal is a very important part, a lustrous and transparent crystal, which is often used in high-precision optical instruments.
Hand: Silver-tone. About the hand design of the watch is silver-tone. It blends perfectly with the dial.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge of the glass is a design element that represents time, and the minute mark around the outer edge is as shown in the picture above.
Dial Markers: Index. A watch is a timepiece that displays the time in an analog form, to indicate what time it is.
Bezel Material: Stainless Steel. The stainless steel bezel has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from stainless steel bezel materials can withstand extreme temperatures.
Clasp: Fold Over Clasp. The innovative design of this watch to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters that is enough for no worries. 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 the most important device in our daily life. The watch has a indicate date to measure time, the minute dial is used to estimate the current time, and the stop dial is used to estimate the time after an interval.