|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|
|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|
|Case Color||Rose Gold-tone|
Band Material: Leather.As you can see, many leather bands are used in xxx watches, which will make the wearer look more temperamental.
Watch Case: 316L. The case is made of the hardest material, 316L, which is a durable metal that is light and strong. It is corrosion resistant, non-magnetic and highly polished.
Crystal: Sapphire Crystal. For watches, crystal is a very important part. A special anti-reflective coating can minimize light reflection and provide scratch resistance without affecting its luster. Sapphire crystal is a highly transparent crystal that can be used to make optical lenses, diffractive optical elements, and filters. Tips: The watch is applied with mineral glass instead of sapphire.
Dial Markers: Roman Numeral. A watch is a timepiece that displays the time in an analog form, to determine time by looking at the Roman numeral, which is different from normal dial.
Bezel Material: Stainless Steel. A luxury watch with a stainless steel bezel is the perfect material to use when designing a watch. The bezel will have endurable elegance, high performance, and high durability.
Clasp: Deployment. Deployment clasps are used here which allows the user to fold it over in multiple positions or angles for unique use.
Water Resistance: 30 meters. The waterproof depth of the watch is 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.