The Titanium Field Guide

Speake-Marin Openworked Sandblasted Titanium

414217440

The Speake-Marin Openworked Sandblasted Titanium is a current-production dress watch with a Grade 5 titanium case, finished with sandblasted; openworked. It measures 42.0 mm across, 10.5 mm thick, and is water resistant to 30 m. Inside is the Speake-Marin SMA01 automatic (micro-rotor) movement, with 52 h power reserve. Complications: Time only. Priced from $28,490 (approx (CHF 22,600)). Brand origin: Switzerland.

Titanium dress watchesUnder 11 mm thickGrade 5 titaniumDisplay back
Reference414217440
TypeDress
Price$28,490 · approx (CHF 22,600)
Case diameter42.0 mm
Thickness10.5 mm
Lug-to-lug
Water resistance30 m
Weight
OriginSwitzerland
MovementAutomatic (micro-rotor)
CaliberSpeake-Marin SMA01
Power reserve52 h
ComplicationsTime only
TitaniumGrade 5
Surface treatmentSandblasted; openworked
Nickel-freeYes
Bracelet / strapStrap
CrystalSapphire
Display backYes
DialSandblasted openworked
Lume
AvailabilityOffered
StatusCurrent
High confidence Verified 2026-06-21 Source: Speake-Marin (maker) / Monochrome Maker / listing ↗
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