Available $388 40mm

San Martin
SN0154-G
Gradiend Green
Buy it directly from the brand's website.
A Dive watch, in a round stainless steel case, 40mm, with a green crosshatch/waffle texture dial, arrow hands and applied metal indices, powered by the TMI NH35A / NH39.
It is currently available to buy directly from the brand. Priced 25% below the median for comparable watches in its segment, this reference sits toward the lower end of that price band. This segment covers 341 tracked dive watches in this size and price class, ranging from USD 305 to USD 499.
Diameter
40mm
Thickness
15mm
Movement Type
automatic
Movement Name
TMI NH35A / NH39
Water resistance
10 bar
Crystal Type
acrylic
Crystal Description
LEXAN Polycarbonate
Its scarcity score of 0/100 is the lowest possible, placing it among the easiest-to-get tracked watches in the catalog. Its scarcity score has fallen about 18 points over the past 179 days. The high point in that window was a score near 19, reached in July 2026. This reference's scarcity is roughly 33 points below what's typical for Undone.
This reference has no sell-out history of its own yet. How Undone models usually sell out and restock
No rush
Brand pattern · 136 models
About 60% of this brand's tracked models are currently in stock.
Scarcity rank (in its segment)Top 90%
Price vs segment25% below segment median
Last confirmed:
Tracked since 5/5/25 (546 days).
Available2/14/26
9 months straight
November 2025
Today
Unknown · for 12 hours2/13/26
Available · for 10 days2/3/26
Unknown · for 12 hours2/3/26
Available · for 8 days1/26/26
Unknown · for 12 hours1/25/26
Available · for 8 days1/17/26
Unknown · for 12 hours1/17/26
Available · for 16 days1/1/26
Unknown · for 12 hours12/31/25
Currently priced at $320.00, with 10 price changes recorded over the tracked period. The lowest recorded price was $276.25 on 11/28/25; the highest was $334.87 on 8/26/26. That's down from the $325.00 it was first tracked at.
$320.00 USD9/13/26
$276.25
Mid-range for the tracked period
$334.87
$328.78 · down $6.099/1/26
$334.87 · up $14.878/26/26
$320.00 · up $10.004/17/26
$310.00 · down $10.004/16/26
$320.00 · up $10.004/14/26
$310.00 · up $6.002/18/26
$304.00 · down $16.002/2/26
$320.00 · up $43.7512/1/25
$276.25 · down $48.7511/28/25
$325.0011/8/25
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