The Titanium Field Guide

MTM Oconus 42mm

OC42SS1DLBRMTM

The MTM Oconus 42mm is a 42 mm Grade 2 titanium field watch with a Miyota 9100 automatic movement. At a list price of $2,475, it costs more than 93% of the 110 titanium field watches in production.

All MTM watchesField watchesUnder $3,000MicrobrandDisplay back
Price
$2,475
Material
Titanium
Grade / type
Grade 2
Water resistance
200 m
Reference
OC42SS1DLBRMTM
Type
Field
Case diameter
42.0 mm
Thickness
14 mm
Origin
United States
Movement
Automatic, day, date and month
Caliber
Miyota 9100
Power reserve
40 hours
Complications
Day-date
Colour
Black
Surface treatment
Brushed silver or black DLC
Finish technology
DLC
Caseback
Sapphire (display back)
Nickel-free
Unconfirmed (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Top grain leather strap with deployant butterfly clasp (nylon and rubber offered)
Crystal
Domed sapphire, AR
Display back
Yes
Dial
Silver (five dial colours offered)
Dial colours
Silver
Lume
Super-LumiNova
Availability
Offered
Status
Current, limited to 500
Not published
Lug-to-lug, Weight, Hardness, Construction, Matching bracelet
High confidence Verified Oct 2026 Source: MTM (maker product page)
Facts are free to cite with a link.
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Alternatives to the MTM Oconus 42mm

Christopher Ward C63 Sealander Elite (Titanium)Christopher WardC63 Sealander Elite (Titanium)$2,12540.0 mm45 gFieldsame category · same style · similar price · similar sizeSEL Instrument FTX S1 42mmSEL InstrumentFTX S1 42mm$2,88542.0 mmFieldsame category · same style · similar price · similar sizeMicromilspec FieldmasterMicromilspecFieldmaster$2,99540.0 mm11.2 mm thickFieldsame category · same style · similar price · similar sizeStraum ExpeditionStraumExpedition$2,75038.2 mm11 mm thick50 gFieldsame category · same style · similar price · same movementArchimede OutDoor 41 A TITAN.LS (AntiMag)ArchimedeOutDoor 41 A TITAN.LS (AntiMag)$1,328.7441.3 mm11.2 mm thick75 gFieldsame category · same style · similar price · similar sizeHamilton Khaki Field Titanium Auto 42 (blue, bracelet)HamiltonKhaki Field Titanium Auto 42 (blue, bracelet)$1,34542.0 mm11.45 mm thickFieldsame category · same style · similar price · similar size

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Frequently asked questions

What grade of titanium is the MTM Oconus 42mm?

Grade 2, as stated by the maker. The caseback is sapphire (display back).

What size is the MTM Oconus 42mm?

The case is 42 mm across and 14 mm thick. It is water resistant to 200 m.

How much does the MTM Oconus 42mm cost, and is it available?

It is in production, at a list price of $2,475.

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