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San Martin SN042 Bronze Diver

SN042-Q

San Martin is a Chinese maker, and the SN042 is a military-style diver in CuSn8 tin bronze, used for the case, the screw-in caseback, the crown with its embossed shark logo and the buckle, so the metal touching the skin is bronze throughout. It is 41 mm across without the crown and 12.5 mm thick, with a sapphire crystal under anti-reflective coating and retro yellow lume, and it is rated to 200 m. The dial comes in black, green or blue. There is a choice of movement, the Chinese PT5000 automatic or the Swiss Sellita SW200, and the price runs from $335 by configuration. It comes on a 22 mm leather strap, or fluoro rubber, and weighs about 91 g.

Written 28 September 2026 from San Martin.

All San Martin watchesDiver watchesUnder $500MicrobrandLightest, ranked
Price
$335
Material
Bronze
Grade / type
CuSn8 marine bronze
Weight
91 g (with strap)
Water resistance
200 m
Reference
SN042-Q
Type
Diver
Case diameter
41.0 mm
Thickness
12.5 mm
Origin
China
Movement
Automatic
Caliber
PT5000 or Sellita SW200
Power reserve
40 hours
Complications
Time only
Construction
Assembled
Finish technology
Natural finish
Caseback
Bronze
Nickel-free
Unconfirmed (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Retro leather strap or fluoro rubber, 22mm
Crystal
Sapphire
Display back
No
Dial
Black, green, or blue
Dial colours
Black Blue Green
Lume
Super-LumiNova, retro yellow
Availability
Offered
Status
Current (between batches): sold out on sanmartinwatches.com, the maker's store, which still lists it (read 2026-10-22)
Not published
Lug-to-lug, Colour, Hardness, Surface treatment, Matching bracelet
High confidence Verified Jul 2026 Source: San Martin Spec checksPrice Oct 2026
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Frequently asked questions

What is the case of the San Martin SN042 Bronze Diver made of?

The case is cusn8 marine bronze. That is confirmed against the maker's specification. The caseback is bronze.

What size is the San Martin SN042 Bronze Diver?

The case is 41 mm across and 12.5 mm thick. It is water resistant to 200 m.

How much does the San Martin SN042 Bronze Diver weigh?

About 91 g on its strap.

How much does the San Martin SN042 Bronze Diver cost, and is it available?

It is in production, at a list price of $335.

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