Rolex Submariner Stealth 40mm Men’s Nylon Strap Black Dial

Watch Case: 316L. The chassis is made of 316L, which has the best corrosion in daily seawater, and 316L steel is completely sufficient.

Case Back: Solid. We use a sturdy back cover, which is usually used to protect the movement of the watch 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 best choice for most people. It is a lustrous and transparent crystal that is often used in high-precision optical instruments. Tip: The first-range cheap movement version is made of mineral glass.

Second Markers: Minute markers around the outer rim. The second mark on the dial is also called the hand of the clock. This design element is used in many well-known designs.

Dial Markers: Dot. The watch has an dot as a dial mark to tell us what time it is, which is different from a normal dial.

Clasp: Deployment. This watch case has a designed lock which is more convenient for disassembly and replacement, and also ensures the quality and comfort of the strap.

Water Resistance: 30 meters. About the watreproof depth of the watch, it is 30 meters, full enough for your daily life. Tips: The standard configuration is just life waterproof, need to purchase additional waterproof service which is up to 30 meters.

Function: Date, Hour, Minute, Second. The function of the watch has a indicate date to show date, the minute dial is used to estimate the current time, and the second dial is used to estimate the time after the interval.