Pre-Order$69037.5mm

Héron Watch Co.
Mirabel GMT - Brown
This watch is available for purchase directly from the brand's website.
A Dive watch, in a round bronze case, 39mm, with a brown fumé gradient dial, broad arrow hands and dot indices, powered by the Miyota 9039.
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 180 comparable dive watches tracked in this size and price class range from $500 to $749.
Diameter
39mm
Lug to lug
47mm
Between lugs
20mm
Thickness
13mm
Movement Type
automatic
Movement Name
Miyota 9039
Power reserve
42 hours
Water resistance
20 bar
Crystal Type
sapphire
Crystal Description
Double dome sapphire
In stock and widely available. Scarcity score: 24/100. Among tracked dive watches in this class, that score lands it in roughly the top 30%. The scarcity score here has moved down around 14 points across the past 303 days. It peaked near a score of 89 in June 2026. That tracks closely with what's typical for Baltic's catalog.
How long this reference has stayed in stock so far is in line with what's typical for this brand before selling out. How often this reference comes back in stock lines up with this brand's usual restock rhythm.
No rush
Brand pattern · 60 models
About 98% of this brand's tracked models are currently in stock.
24
November 2025
Scarcity score · today
Last confirmed:
20 availability changes recorded. In-stock windows ranged from 3 days to 186 days. Longest sold-out stretch: 30 days. Last restocked on 9/6/26.
Tracked since 5/7/25 (497 days).
Available9/6/26
10 days straight
March 2026
Today
Sold out · for 12 hours9/6/26
Available · for 4 days9/1/26
Sold out · for 23 hours8/31/26
Available · for 19 days8/13/26
Sold out · for 12 hours8/12/26
Available · for 4 days8/9/26
Sold out · for 13 hours8/8/26
5 older transitions back to 5/7/25 are available with Collector. Unlock full history
The latest observed price was $747.78 on 9/16/26.
$747.78 USD9/16/26
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