|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||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||Green Dial|
Watch Case: 316L. The chassis is made of 316L, which has the best corrosion in daily seawater, and 316L steel is completely sufficient.
Case Back: Transparent. We use a transparent back, which is the most common part of the watch. It is simple, durable and easy to see engine inside.
Crystal: Sapphire Crystal. We use sapphire crystal on the watch, it can block moisture and dust, protect the hand, dial and movement. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, we apply with hands of silver-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. The minute mark around the outer edge of the glass is a design element that represents time, and the minute mark around the outer edge.
Dial Markers: Index. The index in a watch can uses some simple index marks to display the time, making the dial more simple and stylish.
Luminiscence: Hands. As for the watch’s luminiscence, it is hands. The luminous things makes your watch more delicate and high-end.
Bezel Material: Stainless Steel. The watch uses a high-end stainless steel bezel, which 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. We use a deployment clasp for the watch which is more durable and stylish.
Water Resistance: 30 meters. Want a watch waterproof? Don’t hesitate to choose us, the depth of the watch is 30 meters, which is similar as real watch. 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 indicate date that can measure hours and seconds accordingly.