|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|
|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|
Hand: Silver-tone. The hand design of the watch is silver-tone which is pretty cool and fashionable.
Watch Case: 316L. This case uses the best 316L stainless steel, which is a highly durable and corrosion-resistant material.
Bezel Material: Stainless Steel. The watch uses a stainless steel bezel, which is the perfect material to use when designing a watch. The bezel will have endurable elegance, high performance, and high durability.
Dial Markers: Index. The index in a watch to indicate what time it is.
Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass is one of the most recognized design elements in all industries and is located on the outside of the clock to indicate the time.
Function: Date, Hour, Minute, Second. Its function of the watch is to measure time and seconds.
Clasp: Fold Over Clasp. This watch case has a designed clasp to make it easier and quicker for the user to open and fold the case over to keep it secure.
Case Back: Transparent. The transparent back cover allows you to use it for a longer period of time and keep the watch for a long time.
Crystal: Sapphire Crystal. Sapphire crystal uses unique optical materials. It is not only dazzling, but also scratch-resistant. The color rendering index (CRI) of the anti-reflective coating is 100, and the brightness is increased by up to 50%. Tips: The A watch is applied with mineral glass instead of sapphire.
Band Material: 316L. The chassis is made of 316L, which has the best corrosion in daily seawater, and 316L steel is completely sufficient.