|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||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|
Band Material: 316L. The band is made of sturdy 316L material, sweeping the major material masters, and it has become the mainstream material of high-end fashion jewelry in Europe and the United States.
Watch Case: 316L. The case is 316L, which will never fade, deform, and is environmentally friendly.
Case Back: Solid. We use a solid bottom cover, which can transmit impact better than the plastic bottom cover of the watch.
Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people, and you can feel a clear and bright vision when looking at the time. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The watch’s hands is silver-tone, which is delicated and cool.
Dial Markers: Diamonds. A watch is a timepiece that displays the time in analog form, and its use as a marker instead of Roman numerals will affect the appearance of the dial.
Luminiscence: Hands. About the watch, the luminiscence is hands. It helps you know the according time when in dark.
Bezel Material: Stainless Steel. The stainless steel bezel material is one of the best materials for watches. It is more simple and endurable. It makes you improve your temperament from the inside out.
Clasp: Fold Over Clasp. This watch use a fold over clasp to make it easier and quicker for the user to open and fold the case over to keep it secure.
Water Resistance: 30 meters. We make the watch waterproof at 30 meters, which is fully 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.