|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|
Bezel Material: Diamond Bezel. A diamond bezel is a different way to look at watches. The design of the bezel brings a new level of quality and sophistication to the watch. This material allows for a more luxurious look and enhances the usability of the timepiece. Tips: not real diamond.
Function: Date, Hour, Minute, Second. The function of the watch is equipped with a chronograph function to measure time, a minute dial to estimate the current time, and a stop dial to estimate the time after an interval.
Watch Case: 316L. Our case is made of 316L stainless steel, which has the flexibility to form and maintain precise shapes. This makes it durable and can withstand extreme temperatures.
Band Material: 316L. Our band is made of 316L, 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.
Hand: Silver-tone. About the hand design of the watch is silver-tone that is simple but luxury.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters, which has a good waterproof function. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Luminiscence: Hands and Markers. For the watch, we apply with luminiscence of hands and markers. With this watch, you will not lose your time in dark.
Clasp: Fold Over Clasp. The clasp design of the watch which is more durable and stylish.
Dial Markers: Index. The index on the dial are used as dial markers instead of usual Roman numerals to indicate the time.
Case Back: Solid. The case uses a thickened solid case back, which can transmit impact better than the plastic case back of the case.