|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|
|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: Leather.A high-end watch with a leather strap simply put the durability and simplicity to the extreme.
Watch Case: 316L. The case is made of 316L, the hardest material, which is one of the most heat-resistant stainless steel grades. Its corrosion resistance is very good, even at temperatures as high as 1100*F, without any further heat treatment.
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.
Crystal: Sapphire Crystal. Sapphire glass has good ornamental properties and can bring people a brand new visual effect when looking at the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Dial Markers: Roman Numeral. These Roman numerals in the watch uses Roman numerals as dial markers to indicate time.
Bezel Material: Stainless Steel. The stainless steel bezel material is one of the best materials for watches. It has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from stainless steel bezel materials can withstand extreme temperatures.
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. About the watch, the waterproof depth is 30 meters that’s enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.