|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||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||White Dial|
Band Material: 316L. The raw material for this band is 316L steel, which is a very strong and corrosion-resistant steel. It has the same strength as the most popular grades (HRC52, HRC55), but only half the weight. Compared with competitors, the production cost of stainless steel is also higher.
Watch Case: 316L. The case has 316L polishable, frostable, and can be plated with a variety of materials. It has stable performance and is the best choice for the case.
Case Back: Solid. The sturdy back cover is usually used to protect the watch movement from scratches and external damage. These watch cases can also increase the durability and strength of the watch movement.
Crystal: Sapphire Crystal. Sapphire crystal is the impact resistance, air tightness and hardness of sapphire higher than other materials, and the processing cost is also high, so it is mostly used in top watch brands. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. About the watch, the hands is silver-tone that is simple but luxury.
Dial Markers: Diamonds. The diamonds on the dial are used as markers instead of Roman numerals to indicate the time.
Luminiscence: Hands. The design of the watch’s luminiscence is hands. With this watch, you will lose your time in dark.
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: Fold Over Clasp. Our watch uses a folding buckle, which is more durable and stylish.
Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters, which has a good waterproof function. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.