|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||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|
|Dial Color||Blue Dial|
Band Material: 316L. The raw material of this watch is the hardest 316L, which is a high-grade stainless steel alloy. It is corrosion resistant, easy to weld, durable and safe to use.
Watch Case: 316L. The material of this case comes from 316L, which has swept all major material masters and has become the mainstream material for high-end fashion jewelry in Europe and America.
Case Back: Transparent. We use a transparent back cover, which can make the watch more durable, they can withstand harsh outdoor environments, such as rain, snow, cold or hot weather.
Crystal: Sapphire Crystal. For watches, crystal is a very important part, high-quality glass and clear dial. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. The style of the watch’s hands is silver-tone that is simple but luxury.
Second Markers: Minute Markers around the outer rim. The other mark in the watch is designed to be a small round dial placed on the outside of the watch to indicate the time.
Dial Markers: Index. According to a study, the human eye is sensitive to point, uses indexs as dial markers to indicate time.
Luminiscence: Hands and Markers. The luminiscence of the watch is hands and markers. These luminiscence makes your watch more refined and high-end.
Bezel Material: Stainless Steel. The watch bezel is the most expensive component of the watch. It is is the perfect material to use when designing a watch. The bezel will have endurable elegance, high performance, and high durability.
Clasp: Fold Over Clasp. The innovative design of this watch allows the user to fold it into several positions or angles for unique and unique use.
Water Resistance: 30 meters. A good waterproof of the watch has been applied, it is 30 meters, which is definitely 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. The watch has many functions. The watch is equipped with a indicate date that can measure time, the minute dial can estimate the current time, and the stop dial can estimate the time after an interval.