The Titanium Field Guide

Unimatic Modello Quattro U4S-T-HS

Archive · used only

The Unimatic Modello Quattro U4S-T-HS was a 40 mm Grade 2 titanium field watch with an ETA 2893-2 automatic movement. Rated to 300 m, no other titanium field watch in the guide goes deeper, out of 136. It is no longer made, so this page is a reference for buying one used.

All Unimatic watchesField watchesUnder $3,000MicrobrandGMT
Price
$1,890
Material
Titanium
Grade / type
Grade 2
Water resistance
300 m
Type
Field
Case diameter
40.0 mm
Origin
Italy
Movement
Automatic (GMT)
Caliber
ETA 2893-2
Power reserve
42 h
Complications
GMT
Colour
Grey
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Storm grey TPU two-piece strap plus a storm grey nylon NATO with panna stripes and a sandblasted titanium buckle
Crystal
Flat sapphire, AR coated
Display back
No
Dial
Storm grey dive dial
Dial colours
Grey
Lume
Super-LumiNova GL (light old radium)
Availability
No longer offered
Status
Archived by the maker (limited edition of 100, 2023)
Not published
Reference, Thickness, Lug-to-lug, Weight, Hardness, Construction, Surface treatment, Caseback, Matching bracelet
High confidence Verified Oct 2026 Source: Unimatic (maker archive page)
Facts are free to cite with a link.
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More watches from Unimatic

Unimatic Modello Uno U1S-T-MPUnimaticModello Uno U1S-T-MP$1,63041.5 mm11.25 mm thick62 gDiverUnimatic Modello Due U2S-T-MPUnimaticModello Due U2S-T-MP$1,25038.0 mm58 gFieldUnimatic Modello Uno U1S-T-PD6-B ProDiverUnimaticModello Uno U1S-T-PD6-B ProDiver$1,90041.5 mm14.4 mm thick63 gDiverUnimatic Modello Uno U1S-TGMTUnimaticModello Uno U1S-TGMT$2,68040.0 mm57 gDiverUnimatic Modello Quattro U4S-T-LBUnimaticModello Quattro U4S-T-LB$1,66040.0 mm65 gFieldUnimatic Modello Uno U1S-T-SE (x Sease)UnimaticModello Uno U1S-T-SE (x Sease)$2,19041.5 mm62 gDiver

Frequently asked questions

What grade of titanium is the Unimatic Modello Quattro U4S-T-HS?

Grade 2, as stated by the maker.

What size is the Unimatic Modello Quattro U4S-T-HS?

The case is 40 mm across. It is water resistant to 300 m.

How much does the Unimatic Modello Quattro U4S-T-HS cost, and is it available?

It is no longer made, so the only way to buy one is used. Its list price when it was in production was $1,890.

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