Chronoscout

Isotope Watches Hydrium "The Orange One"

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About this Watch

A Dive watch, in a round titanium case, 40mm, with a orange matte dial, plongeur hands and luminous indices, powered by the Swiss Landeron.

It is currently available to buy directly from the brand. Relative to its segment, the asking price here sits 31% above the median, toward the higher end of what similar watches cost. This segment covers 256 tracked dive watches in this size and price class, ranging from USD 1,008 to USD 1,995.

Diameter

40mm

Lug to lug

48mm

Between lugs

22mm

Thickness

12.9mm

Movement Type

automatic

Movement Name

Swiss Landeron

Power reserve

40 hours

Water resistance

30 bar

Crystal Type

sapphire

Crystal Description

Anti-reflective sapphire, double domed

Flag data error

Statistics

In stock and widely available. Scarcity score: 0/100. That is the lowest possible score, placing it among the easiest-to-get tracked watches in the catalog. Its scarcity score has fallen about 20 points over the past 179 days. The high point in that window was a score near 55, reached in July 2026. That's in line with Isotope Watches's catalog overall.

Worth tracking
Limited data
Currently available with no strong urgency signal either way.
0
May 2026
Scarcity score · today
Scarcity rank (in its segment)Top 90%
Price vs segment31% above segment median

Demand, sellout velocity, and restock cadence unlock as Chronoscout gathers more market data on this reference.

Availability

Last confirmed: 11/1/26, 3:52 PM

2 availability changes recorded. Available once, for 244 days, on 10/19/25. Longest sold-out stretch: 24 days. Last restocked on 7/15/26.

Tracked since 5/7/25 (543 days).

Available7/15/26
4 months straight
November 2025
Today
Sold out · for 25 days6/20/26
Available · for 102 days3/10/26
Unknown · for 3 hours3/10/26
Available · for 34 days2/4/26
Unknown · for 12 hours2/4/26
Available · for 20 days1/15/26
Unknown · for 12 hours1/14/26
Available · for 47 days11/28/25
Unknown · for 12 hours11/28/25

Price

Currently priced at $1,687.00, with 8 price changes recorded over the tracked period. The lowest recorded price was $1,205.00 on 11/6/25; the highest was $1,715.00 on 9/2/26. That's up from the $1,205.00 it was first tracked at.

$1,687.00 USD10/28/26
Unchanged · 61 days
$1,205.00
Near its highest recorded price
$1,715.00
$1,715.00 · up $31.369/2/26
$1,683.64 · down $30.368/11/26
$1,714.00 · up $493.007/16/26
$1,221.00 · down $29.006/18/26
$1,250.00 · up $20.005/1/26
$1,230.00 · down $9.004/11/26
$1,239.00 · down $14.002/21/26
$1,253.00 · up $48.001/27/26
$1,205.0011/6/25