Side by side

Boldr Expedition IIvsSinn EZM 12

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

What people say

Owners + reviewers, side by side

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

Boldr Expedition II

Owners widely praise the Boldr Expedition II for its tool watch utility, legible dials, and bead-blasted finish, with many finding its 41mm size ideal for daily wear and comfortable on various wrists. Reviewers and owners alike highlight its excellent value, well-executed details, and the functional design of its knurled crown. Some owners note the dial color can appear creamier than expected online, and one reviewer found the stock rubber strap to be a minor criticism. The Sellita SW200 movement and domed sapphire crystal are also noted as positive features. On balance, owners and reviewers rate the Boldr Expedition II highly for its functional field watch design and excellent value.

From video reviewers

The Boldr Expedition II's solid construction and reliability are notable strengths. A weakness is the potential for dim lume brightness, as the entire dial is fully covered in lume but the reviewer's assessment implies it might be inadequate.

Sinn EZM 12

The Sinn EZM 12 is widely praised as a purpose-built tool watch for air rescue and medical professionals, with reviewers highlighting its innovative design for critical timing, including a one-hour countdown bezel, an internal 10-minute bezel, and a pulsometer for pulse-taking. Its Tegiment hardened case, Ar dehumidifying capsule, and easily removable components for decontamination and strap changes are consistently noted as practical strengths. Owners and reviewers also point to its value at around €2,527/$3,340 and robust magnetic resistance. However, some owners find the dial layout busy and the lume on the hands disappointing, while the winding and inner bezel crowns are reported as difficult to operate, and the 38-hour power reserve is considered less robust than expected for its serious purpose. Overall, owners and reviewers rate the Sinn EZM 12 highly for its unique, practical design and robust construction tailored for demanding professional use.

From video reviewers

The tegimented case and bezel offer superior scratch resistance. The dual rotating bezels, an inner count-up and outer countdown, allow for monitoring multiple timeframes simultaneously. Reviewers noted the pulse rotor for measuring heart rate as a unique function.

At a glance

15 of 29 specs differ
Diameter
Expedition II41mm
EZM 1244mm
Power Reserve
Expedition II38h
EZM 1238h
Water Resistance
Expedition II200m
EZM 12200m
MSRP
Expedition II$699
EZM 12$3,942

Full specifications

Case

5 specs
Diameter
41mm
44mm
Lug-to-Lug
48mm
Lug Width
20mm
22mm
Finish
bead-blasted
Caseback

Crystal & Dial

5 specs
Crystal Shape
AR Coating
Yes
Underside
Dial Color
I Eiger
Black
Indices
Lume
Super-LumiNova
Luminescent

Movement

4 specs
Caliber
Sellita SW200-1
ETA 2836-2
Beat Rate
0 vph
28,800 vph
Jewels
0
25
Complications
None
Date, Day-Date

Pricing

1 specs
MSRP
$699
$3,942
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