Chronoscout

Sangin Instruments Hydra II

Sold out

This watch has been sold out for months with no restock pattern on record. Track it in case it ever comes back.

About this Watch

A Dive watch, in a round stainless steel case, 38mm, with a black matte dial, sword hands and applied metal indices, powered by the Seiko NH35.

This watch is a popular model, often selling out within a few days.

It is currently sold out and not available to buy. This reference is priced 33% over what comparable watches in its segment typically cost, placing it above the middle of that range. The 137 comparable dive watches tracked in this size and price class range from USD 1,004 to USD 1,973.

Diameter

38mm

Lug to lug

46mm

Between lugs

20mm

Thickness

13.5mm

Weight

123g

Movement Type

automatic

Movement Name

Seiko NH35

Power reserve

41 hours

Water resistance

20 bar

Crystal Type

sapphire

Crystal Description

domed sapphire with clear anti-reflective coating

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Statistics

Currently sold out. Scarcity score: 75/100, with no restock cadence established yet. Among tracked dive watches in this class, that score lands it in roughly the top 10%. The scarcity score here has moved up around 65 points across the past 289 days. It peaked near a score of 86 in May 2026.

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Measured · 6 restocks
No reliable restock cadence is established for this reference yet.
75
December 2025
Scarcity score · today
Scarcity score
Modeled
Based on Time unavailable, Sell-out speed. Reference evidence · 366 days · 12 availability changes · high confidence
75/1003
Scarcity rank (in its segment)Upgrade
Demand
Derived
Reference evidence · 366 days · qualified-interest sample · high confidence
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Sells out in
Derived
Reference evidence · 366 days · 6 sell-outs · high confidence
~16 hours
Last buyable
Derived
Calculated from recorded observations.
~108 days ago