|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|
Band Material: 316L. The band uses 316L for daily seawater corrosion, and 316L steel is completely sufficient.
Watch Case: 316L. Using 316L in the case, you can always live in peace with your skin without causing harm.
Case Back: Solid. The case has a thick back cover, which can transmit impact better than the plastic case back of the watch.
Crystal: Mineral Glass. Mineral Glass is the best choice for most people. It is a natural material that can reflect light to create an optical illusion. Its long-lasting anti-reflective coating makes it ideal for scratch resistance, and the brightness of the crystal remains almost unchanged.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone, that makes your watch luxury and funny.
Second Markers: Minute Markers around the outer rim. The second mark on the watch is also called the hand, this design element has been used in many famous designs.
Dial Markers: Index. These indexs in the watch unlike a regular dial, the watch uses a few simple indexs to mark the dial to indicate the current time.
Luminiscence: Hands and Markers. As for the watch’s luminiscence, it is hands and markers.Something that shines allows you to find time in the dark.
Bezel Material: Stainless Steel. The stainless steel bezel material is one of the best materials for watches. It is more simple and endurable. It makes you improve your taste from the inside out.
Clasp: Fold Over Clasp. A fold over clasp are used in the 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. About the watreproof depth of the watch, it is 30 meters. But make sure to close the crown properly. 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. A watch is a very important device in everyone’s life, and it can measure time and seconds.