The Titanium Field Guide

Sinn T2 B (EZM 15) vs Tutima M2 Coastline (titanium)

The Sinn T2 B (EZM 15) and the Tutima M2 Coastline (titanium) are both titanium diver 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.

SinnT2 B (EZM 15)
TutimaM2 Coastline (titanium)
Price$3,060$3,700
Case diameter41.0 mm43.0 mm
Thickness13.3 mm12.9 mm
Lug-to-lug
Water resistance2000 m300 m
Weight59 g
Titanium gradeTitanium (grade undisclosed)Titanium (grade undisclosed)
Surface treatmentBead-blasted finishBrushed titanium
MovementAutomaticAutomatic (day-date)
Power reserve~42 h38 h
ComplicationsDateDay-date
CrystalSapphire, AR coated both sidesSapphire
Bracelet / strapTitanium bracelet or silicone strapTitanium
OriginGermanyGermany
ConfidenceMediumMedium

Full details: Sinn T2 B (EZM 15) · Tutima M2 Coastline (titanium)

All Sinn titanium watches · All Tutima titanium watches · How we verify & grade