Side by side

Sinn EZM 3FvsSpinnaker Dumas Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

EZM 3F
SinnEZM 3F
MSRP $1,933
Dumas Automatic
SpinnakerDumas Automatic
MSRP $239

At a glance

19 of 29 specs differ
Diameter
EZM 3F41mm
Dumas Automatic44mm
Power Reserve
EZM 3F38h
Dumas Automatic40h
Water Resistance
EZM 3F200m
Dumas Automatic300m
MSRP
EZM 3F$1,933
Dumas Automatic$239

Full specifications

Case

9 specs
Category
Tool
Diver
Diameter
41mm
44mm
Thickness
11.7mm
15mm
Lug-to-Lug
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
bead-blasted
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Black
Blue
Indices
Applied
Lume
Luminescent
None

Movement

4 specs
Caliber
SW200-1
SII NH35A
Power Reserve
38h
40h
Jewels
26
25
Complications
Date, Pilot's Bezel
None

Pricing

1 specs
MSRP
$1,933
$239

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sinn EZM 3F

Owners widely praise the Sinn EZM 3F for its excellent legibility, robust bead-blasted build, and practical left-hand crown, with some noting its compact, slim wearability and smart appearance on a bracelet. One owner flags minor finishing imperfections and an awkward date window placement, and expresses a desire for tegimented scratch resistance. Overall, owners rate the Sinn EZM 3F highly for its practical mission timer design and compact wearability.

From video reviewers

The Sinn EZM 3F's Ar-Dehumidifying Technology for fogging prevention and temperature resistance is a key strength. Reviewers noted the bracelet lacked on-the-fly micro-adjustment and diver's extensions.

Spinnaker Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

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