|Grade||Genuine Patek Philippe||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 Patek Philippe||Exact detail and font||90% exact detail and font||70% Exact detail and font|
|Luminous Markers||Patek Philippe Lumen||SuperLuminova Swiss Lumen||Swiss Lumen||Normal Lumen|
|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: 316L. The band material is solid 316L, which can be polished, frosted, and can be plated with a variety of materials. It has stable performance and is the best choice for the band.
Watch Case: 316L. The case is the most important part of the watch. 316L swept the major material masters and became the mainstream material for high-end fashion jewelry in Europe and America.
Crystal: Sapphire Crystal. For the watch, crystal is a very important part, and you can feel a clear and bright field of vision when you look at the time. Tips: The watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone that is cool and well-designed.
Second Markers: Minute Markers around the outer rim. The second mark on the outside of the clock is designed to indicate the time.
Dial Markers: Index. The watch uses some simple indexs as dial markers unlike the ordinary dial, the watch uses some simple indexs as dial markings to show us what time it is.
Luminiscence: Hands and Markers. The style of the watch’s luminiscence is hands and markers. It makes your watch look more high-end.
Bezel Material: Stainless Steel. The watch uses a high-end stainless steel bezel, which made of stainless steel bezel material. It needs to be durable and can resist abrasion. The design of stainless steel bezel material makes it suitable for the watch bezel because of its ability to withstand a lot of pressure and friction.
Clasp: Fold Over Clasp. This watch case has a designed clasp is a great way to protect and store your watch. It has a unique design that creates a secure lock, which can be easily opened and closed.
Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters. But please make sure you close the crown properly. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Function: Date, Hour, Minute, Second. The watch comes with a functional timer, the minute dial is used to estimate the current time, and the stop dial is used to estimate the time based on the interval.