Available$1,30738mm

Brunmontagne
Ambassador Blue Moonphase


This watch is available for purchase directly from the brand's website.
A Dress watch, in a round stainless steel case, 37mm, with a blue engraved (textured, relief map) dial, skeleton hands and stick indices, powered by the La Joux-Perret G100.
This reference is currently in stock and available for direct purchase from the brand. Within Sartory Billard's own catalog, this reference is priced close to the brand's median, in line with most of the lineup. It is one of Sartory Billard's 50 actively tracked models.
Diameter
37mm
Lug to lug
40mm
Between lugs
40mm
Thickness
40mm
Weight
40g
Movement Type
automatic
Movement Name
La Joux-Perret G100
Power reserve
40 hours
Water resistance
3 bar
Crystal Type
sapphire
Crystal Description
Sapphire front glass box type with anti reflective coating
Across the tracked catalog, its scarcity score of 0/100 places it in roughly the bottom 10%. The scarcity score here has moved down around 9 points across the past 173 days. It peaked near a score of 10 in May 2026. That tracks closely with what's typical for Sartory Billard's catalog.
Across Sartory Billard's tracked catalog, about 55% of models are in stock at any given time.
Worth tracking
Limited data
Currently available with no strong urgency signal either way.
Last confirmed:
Tracked since 3/20/26 (181 days).
Available3/20/26
6 months straight
March 2026
Today
The latest observed price was $5,217.75 on 9/18/26.
$5,217.75 USD9/18/26
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