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San Martin SN078-Q 44mm Bronze Diver

The San Martin SN078-Q 44mm Bronze Diver is a 44 mm bronze dive watch with a PT5000 or SW200 or NH35 automatic movement.

All San Martin watchesDiver watchesMicrobrandLightest, ranked
Material
Bronze
Grade / type
CuSn8 marine bronze
Weight
135 g (head only)
Water resistance
300 m
Type
Diver
Price
– · Approx 350 to 420 depending on movement
Case diameter
44.0 mm
Thickness
15 mm
Lug-to-lug
51 mm
Origin
China
Movement
Automatic
Caliber
PT5000 / SW200 / NH35 (choice)
Complications
Time only
Construction
Assembled
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Holvin leather strap with CuSn8 bronze pin buckle
Crystal
Double domed sapphire with AR coating
Display back
No
Dial
Fire-pattern gradient grey, green or blue
Dial colours
Grey Blue Green
Lume
BGW9 (blue)
Availability
Offered
Status
Current (between batches): sold out on sanmartinwatches.com, the maker's store, which still lists it (read 2026-10-11)
Not published
Reference, Power reserve, Colour, Hardness, Surface treatment, Caseback, Matching bracelet
Medium confidence Verified Jul 2026 Source: San Martin official store / Z-Watches
Facts are free to cite with a link.
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Frequently asked questions

What is the case of the San Martin SN078-Q 44mm Bronze Diver made of?

The case is cusn8 marine bronze. The guide has not yet confirmed it on the maker's own page.

What size is the San Martin SN078-Q 44mm Bronze Diver?

The case is 44 mm across, 15 mm thick and 51 mm from lug to lug. It is water resistant to 300 m.

How much does the San Martin SN078-Q 44mm Bronze Diver weigh?

About 135 g for the watch head alone.

How much does the San Martin SN078-Q 44mm Bronze Diver cost, and is it available?

It is in production, but the maker does not publish a price.

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