The Titanium Field Guide

Hamilton Khaki Field Titanium Auto 42 (blue, bracelet) vs Unimatic Modello Quattro U4S-T-LB

The Hamilton Khaki Field Titanium Auto 42 (blue, bracelet) and the Unimatic Modello Quattro U4S-T-LB are both titanium field watches. This is a side-by-side of their case size, weight, titanium grade, movement, water resistance, and price, drawn from the verified specs in the Titanium Field Guide.

HamiltonKhaki Field Titanium Auto 42 (blue, bracelet)
Unimatic Modello Quattro U4S-T-LBUnimaticModello Quattro U4S-T-LB
Price$1,345$1,660
Case diameter42.0 mm40.0 mm
Thickness11.45 mm
Lug-to-lug
Water resistance100 m300 m
Weight65 g
Titanium gradeGrade 2Grade 2
Surface treatmentBrushedSandblasted
MovementAutomaticAutomatic
Power reserve80 h41 h
ComplicationsTime onlyTime only
CrystalSapphireFlat sapphire, internal AR coating
Bracelet / strapTitaniumNylon NATO
OriginSwitzerlandItaly
ConfidenceHighHigh

Full details: Hamilton Khaki Field Titanium Auto 42 (blue, bracelet) · Unimatic Modello Quattro U4S-T-LB

All Hamilton titanium watches · All Unimatic titanium watches · How we verify & grade