Patek Philippe Nautilus Men’s 5711/1A-018 40mm Bracelet

Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It has good thermal properties, excellent electrical and dielectric properties, and is resistant to chemical corrosion. It has the characteristics of high temperature resistance, good thermal conductivity, high hardness, infrared penetration, and good chemical stability. Tips: The A Replica/Quartz version is applied with mineral glass instead of sapphire.

Band Material: 316L. The raw material of this watch band is 316L stainless steel, which has excellent corrosion resistance. It is hypoallergenic and scratch resistant.

Luminiscence: Hands and Markers. Regarding this watch, luminescence is hands and markers. It helps you know the according time when in dark.

Case Back: Transparent. We use a transparent back cover, which is not soft or flexible in any way. It helps you see the engine inside clearly.

Function: Date, Hour, Minute, Second. Re-engraved watch function, with second hand, minute hand and hour hand at the same time.

Clasp: Fold Over Clasp. This watch case has a designed clasp which makes it more convenient for you to wear the watch, and the appearance is more beautiful.

Bezel Material: Stainless Steel. A stainless steel bezel has high dimensional stability, high resilience and UV resistance. It can be used in both hard and soft cases. It’s also resistant to water, heat and deliquescent substances like oil or food.

Dial Markers: Index. A watch is a timepiece that displays the time in an analog form, unlike the ordinary dial, the watch uses some simple indexs as dial markings to show us what time it is.

Watch Case: 316L. The case is the most important part of the watch. 316L is suitable for daily seawater corrosion. This kind of steel is sufficient.

Second Markers: Minute Markers around the outer rim. The small mark on the outer edge of the glass edge is one of the most recognized design elements in all industries, also known as clock hands. This design element has been used in many famous designs, such as watches and other objects.