|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||Super Luminova 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||Black Dial|
Dial Markers: Arabic Numeral. The watch with arabic numeral unlike a normal dial, you can see the time by looking at the arabic numeral.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone, which can highly improve the outlook of the watch.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, full enough for your daily life. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Watch Case: 316L. The material of this case comes from 316L, which has swept all major material masters and has become the mainstream material for high-end fashion jewelry in Europe and America.
Case Back: Transparent. The hard transparent back cover is the “second skin” of the watch. It covers metal and provides daily wear protection for the watch.
Clasp: Deployment. 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.
Second Markers: Minute Markers around the outer rim. The minute mark on the outer edge of the glass is one of the most recognized design elements in all industries. It is called the hand of a clock. This design element is used in many famous designs such as clocks, clocks and other objects.
Bezel Material: Stainless Steel. A stainless steel bezel is more simple and endurable. It makes you improve your temperament from the inside out.
Function: Date, Hour, Minute, Second. The watch is equipped with a functional timer that can measure time and seconds.
Luminiscence: Hands. As for the watch’s luminiscence, it is hands. The luminous things makes you find the time in dark.