Dive
by Isotope
Isotope Hydrium
- Case
- 40 mm
- Thickness
- 12.9 mm
- Crystal
- Sapphire
- Market price
- $1,701
Updated 11 November 2026
About this watch
The Isotope Hydrium is a 40 mm watch. Its stainless steel case is 12.9 mm thick. It is water resistant to 300 m. The crystal is sapphire.
The manufacturer’s list price is US$1,701. It comes in 23 versions, with blue, black, white, silver, green, pink, grey, red, orange, yellow and skeleton dials.
Your next watch
Find your next watch, not just a brand.
Every watch on Watcheers has its spec sheet in Watch Explorer. Filter by size, material and budget to find the one that fits.