Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people, it can block moisture and dust, protect hands, dials and movement. Tips: The A Replica is applied with mineral glass instead of sapphire.

Dial Markers: Diamonds. Use diamonds instead of Roman numerals to show the time.

Second Markers: Minute Markers around the outer rim. The second mark on the dial is a small round dial, placed on the outside of the watch to indicate the time.

Bezel Material: Diamond Bezel. A diamond bezel a unique structure that makes it an excellent choice for watches. The material can resist scratches, abrasions and indentation. This bezel material is the most resistant to heat and cold of all materials used in watchmaking. Tips: not real diamond.

Water Resistance: 30 meters. The watch’s waterproof depth is 30 meters that is enough for no worries. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.

Function: Date, Hour, Minute, Second. Its function of the watch is to measure time and seconds.

Band Material: 316L. A good band can better protect your watch. 316L is a high-grade stainless steel alloy. It is corrosion resistant, easy to weld, durable and safe to use.

Case Back: Solid. The hard solid bottom cover is the “second skin” of the watch. It covers metal and provides daily wear protection for the watch.

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.