UNDONE Aquadeep Signal Yellow Titanium Diving Automatic Watch

Equipped with a water resistantproof depth of 500 meters,
A helium release valve is located at the 10 o'clock position.
It can control the release of gas while ensuring that water resistant does not enter.
This high-precision valve is used for manual release of internal pressure.
To prevent excessive accumulation of helium when surfacing after a deep dive.
The watch case is made of sandblasted Grade II titanium.
Titanium has the highest strength-to-weight ratio of all known metals and is 40% lighter than steel.
Titanium is hypoallergenic and highly resistant to corrosion from seawater resistant and chlorine.
It is also stable at extreme temperatures.

1-year official warranty