The Titanium Field Guide

Holthinrichs Signature LAB Series 1.GMT (titanium)

The Holthinrichs Signature LAB Series 1.GMT (titanium) is a current-production other watch with a Grade 5 titanium case, finished with 3d-printed (dmls) titanium. It measures 38.5 mm across, and is water resistant to 50 m. Inside is the Sellita SW330 automatic (gmt) movement, with 56 h power reserve. Complications: GMT. Priced from $7,050 (approx; EUR 6,500 ex VAT). Brand origin: Netherlands.

Titanium other watchesMicrobrandGrade 5 titaniumDisplay backGMT
Reference–
TypeOther
Price$7,050 · approx; EUR 6,500 ex VAT
Case diameter38.5 mm
Thickness–
Lug-to-lug–
Water resistance50 m
Weight–
OriginNetherlands
MovementAutomatic (GMT)
CaliberSellita SW330
Power reserve56 h
ComplicationsGMT
TitaniumGrade 5
Surface treatment3D-printed (DMLS) titanium
Nickel-freeYes
Bracelet / strapLeather strap
CrystalSapphire
Display backYes
DialSilver
Lume–
AvailabilityOffered
StatusCurrent
High confidence Verified 2026-06-22 Source: Holthinrichs Maker / listing ↗
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