Side by side

Sinn EZM 3FvsZelos Spearfish GMT

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

EZM 3F
SinnEZM 3F
MSRP $1,933
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

17 of 29 specs differ
Diameter
EZM 3F41mm
Spearfish GMT40mm
Power Reserve
EZM 3F38h
Spearfish GMT40h
Water Resistance
EZM 3F200m
Spearfish GMT200m
MSRP
EZM 3F$1,933
Spearfish GMT$999

Full specifications

Case

7 specs
Category
Tool
GMT
Diameter
41mm
40mm
Thickness
11.7mm
13mm
Lug-to-Lug
40mm
Material
Stainless Steel
316L Stainless Steel
Finish
bead-blasted
Brushed and polished
Caseback
Solid

Crystal & Dial

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

Movement

4 specs
Caliber
SW200-1
Sellita SW330-2
Power Reserve
38h
40h
Jewels
26
25
Complications
Date, Pilot's Bezel
None

Pricing

1 specs
MSRP
$1,933
$999

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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.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

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