|Grade||Genuine Patek Philippe||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 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||Grey Dial|
Band Material: Leather.The Patek Philippe watch often apply with a leather strap the most popular strap for high-end watches.
Watch Case: 316L. A good case can better protect your watch, 316L your skin can live in harmony forever without causing harm.
Case Back: Transparent. The hard transparent back cover can show you the engine inside clearly.
Crystal: Sapphire Crystal. The watch mirror adopts sapphire design, high-end, and good reputation. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. The hand design of the watch is rose gold-tone, which is the same color as your case color.
Second Markers: Minute Markers around the outer rim. The design of the second mark can be used in many different applications, such as watches, clock radios, etc.to create timeless works.
Dial Markers: Luminous Index. The luminous sticks on the watch can be highlighted when you are about to look at the watch, and then gradually dim when you look at the watch.
Luminiscence: Hands and Markers. The luminiscence of the watch is hands and markers. With this watch, you will not waste time to check the real-time.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has is a high-end material made from stainless steel bezel. It is the most expensive material of the watch. In addition, stainless steel bezel is a substance with high flexibility and energy absorption properties which can be used as the core medium of the watch.
Clasp: Deployment. This watch case has a designed lock which is more durable and stylish.
Water Resistance: 30 meters. The watch we use a waterproof at 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. The watch has a time measurement function, the minute hand is used to estimate the current time, and the stop is used to estimate the time based on the interval.