Chronoscout

Isotope Watches Hydrium NASA

Name: Hydrium NASA
Brand: Isotope Watches
SKU: vBfykximRNGCC-v85AY60g
Price: 1246 USD
Availability: InStock

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About this Watch

A Dive watch, in a cushion stainless steel case, 40mm, with a white matte dial, baton hands and stick indices, powered by the Landeron / La Joux Perret G101.

This reference is currently in stock and available for direct purchase from the brand. Its price sits close to the median for comparable watches in its segment, neither a premium nor a bargain within that group. The 256 comparable dive watches tracked in this size and price class range from USD 1,008 to USD 1,995. It was released in April 2023.

Diameter

40mm

Lug to lug

48mm

Between lugs

22mm

Thickness

12.9mm

Movement Type

automatic

Movement Name

Landeron / La Joux Perret G101

Power reserve

40 hours

Water resistance

30 bar

Crystal Type

sapphire

Crystal Description

Double-domed sapphire crystal with anti-reflective coating

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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. The scarcity score here has moved down around 17 points across the past 179 days. It peaked near a score of 18 in May 2026. That tracks closely with what's typical for Isotope Watches's catalog.

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 segment3% below segment median

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

Availability

Last confirmed: 11/1/26, 6:30 PM

2 availability changes recorded. Available once, for 93 days, on 10/18/25. Longest sold-out stretch: 12 hours. Last restocked on 1/20/26.

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

Available2/20/26
8 months straight
November 2025
Today
Unknown · for 1 day2/19/26
Available · for 24 days1/26/26
Unknown · for 12 hours1/25/26
Available · for 5 days1/20/26
Sold out · for 12 hours1/20/26
Available · for 11 days1/9/26
Unknown · for 12 hours1/8/26
Available · for 8 days1/1/26
Unknown · for 12 hours12/31/25
Available · for 45 days11/16/25
Unknown · for 12 hours11/16/25

Price

Currently priced at $1,246.00, with 7 price changes recorded over the tracked period. The lowest recorded price was $1,228.00 on 11/6/25; the highest was $1,276.00 on 1/27/26. That's up from the $1,228.00 it was first tracked at.

$1,246.00 USD10/28/26
Unchanged · 61 days
$1,228.00
Mid-range for the tracked period
$1,276.00
$1,266.00 · up $23.319/2/26
$1,242.69 · down $23.318/11/26
$1,266.00 · down $7.007/16/26
$1,273.00 · up $20.005/1/26
$1,253.00 · down $9.004/11/26
$1,262.00 · down $14.002/21/26
$1,276.00 · up $48.001/27/26
$1,228.0011/6/25