|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|
|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|
Band Material: Leather.A lasting leather band is used in this watch, which has excellent properties in preventing sweat and moisture, and has no allergic reaction to the skin.
Watch Case: 316L. A good case can better protect your watch. It is made of 316L stainless steel, which has very good corrosion resistance and good texture.
Case Back: Solid. The sturdy case back can transmit impact better than the plastic case back.
Crystal: Sapphire Crystal. For the watch, crystal is a very important part, which is conducive to watching and can bring new visual effects to people when looking at the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, the hands is silver-tone which is pretty cool and fashionable.
Dial Markers: Index. The watch with index uses indexs as dial markers to indicate time.
Bezel Material: Stainless Steel. The watch uses a stainless steel bezel, which is more simple and endurable. It makes you improve your taste from the inside out.
Clasp: Deployment. This is a great way to protect and store your watch, which has a unique design that creates a secure clasp, which can be opened and closed with ease.
Water Resistance: 30 meters. The watch’s waterproof depth is 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.
Function: Date, Hour, Minute, Second. Re-engraved watch function, with second hand, minute hand and hour hand at the same time.