|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|
Band Material: 316L. Our watch band is 316L stainless steel, which is a medium-to-high-end band material. Because it contains molybdenum, it is more corrosion-resistant than 304 and is of high-grade.
Watch Case: 316L. The raw material of this watch is the hardest 316L, so you can always live in peace with your skin without causing harm.
Crystal: Sapphire Crystal. Watches made of sapphire crystal are a special anti-reflective coating that minimizes light reflection and provides scratch resistance without affecting its brightness. Tips: The watch is applied with mineral glass instead of sapphire.
Second Markers: Minute Markers around the outer rim. The second mark on the outside of the clock is designed to indicate the time.
Dial Markers: Index. The watch uses some simple indexs as dial markers instead of Roman numerals to show us the time.
Luminiscence: Hands and Markers. The luminosity of the watch is hands and markers. The luminous things makes your watch more delicate and high-end.
Bezel Material: Stainless Steel. The stainless steel bezel is the prime material used for watch making. It has 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 fused look and enhances the usability of the timepiece.
Clasp: Fold Over Clasp. Our this watch uses a folding buckle strap, which is more durable and stylish.
Water Resistance: 30 meters. The watch we use a waterproof at 30 meters. But please make sure you close the crown properly. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Function: Date, Hour, Minute, Second. Watches are the most important equipment in our daily lives and can be used to measure hours and seconds accordingly.