The Titanium Field Guide

Big Idea Design Ti GMT vs Lum-Tec Combat Field X6 Titanium GMT

The Big Idea Design Ti GMT and the Lum-Tec Combat Field X6 Titanium GMT 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.

Big Idea DesignTi GMT
Lum-TecCombat Field X6 Titanium GMT
Price$975$995
Case diameter40.5 mm44.0 mm
Thickness
Lug-to-lug
Water resistance200 m100 m
Weight53 g (head)
Titanium gradeGrade 2 (UltraHex hardened)Grade 2 (TiC PVD)
Surface treatmentUltraHex hardened titaniumTiC PVD over titanium
MovementAutomatic (GMT)Automatic (GMT)
Power reserve42 h42 h
ComplicationsGMT, DateGMT, Date
CrystalSapphireSapphire
Bracelet / strapTitaniumLeather strap
OriginUnited StatesUnited States
ConfidenceHighHigh

Full details: Big Idea Design Ti GMT · Lum-Tec Combat Field X6 Titanium GMT

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