|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|
Case Back: Transparent. In the watch world, a transparent back cover is very common. It can transmit your taste better than the back of a solid case.
Function: Date, Hour, Minute, Second. A watch is a very important device in everyone’s 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.
Watch Case: 316L. This watch case uses the best 316L, which not only directly protects the internal parts of the watch, but also determines the performance indicators of the watch to a large extent.
Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It is a unique optical material. It is not only dazzling, but also scratch-resistant. The color rendering index (CRI) of the anti-reflective coating is 100, and the brightness is increased by up to 50%. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. Regarding this watch, hand design is rose gold-tone, which is delicated and cool.
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.
Water Resistance: 30 meters. The waterproof depth of the watch 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.
Clasp: Fold Over Clasp. A fold over clasp are used here to make it easier and faster for the user to open and fold the watch case to keep it secure.
Band Material: 316L. The band is made of the best 316L steel, which is a very strong and corrosion-resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.
Luminiscence: Hands and Markers. As for the watch’s luminiscence, it is hands and markers. It can help you know the corresponding time when you running in dark.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass edge is one of the most recognized design elements in all industries. It is also called the hand of a clock. This design element is used in many famous designs such as clocks and other objects.