|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. The band 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.
Watch Case: 316L. The shell is made of 316L, the density component is close to iron, and generally has no effect on the human body. This material is often used in the straps of Swiss watches.
Crystal: Sapphire Crystal. As an excellent watch, we use high-quality optical materials often used in watch manufacturing. The unique anti-reflective coating can provide scratch resistance without affecting its gloss. Tips: The watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. For the watch, we apply with hands of silver-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. Design of the second mark The second mark is a small disc, placed on the outside of the watch to indicate the time.
Dial Markers: Index. The index in a watch can are used as a markers to indicate what time it is.
Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. It can help you know the corresponding time in the dark.
Bezel Material: Stainless Steel. The bezel, made of stainless steel bezel, is one of the most beautiful and delicate parts in the watch. The stainless steel bezel provides a durable, endurable and expensive look to the watch.
Clasp: Fold Over Clasp. The combination of a watch case and a bracelet watch which is more durable and stylish.
Water Resistance: 30 meters. Always wearing the watch even when you are in bathroom? Don’t worry, the watch’s waterproof depth is 30 meters, which is like a real watch. Tips: The watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.
Function: Date, Hour, Minute, Second. It has many functions for various purposes, such as mesuring time and timer functions.