Side by side

Sinn 144 St DIAPALvsOak & Oscar The Humboldt ExP-02

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

144 St DIAPAL
Sinn144 St DIAPAL
MSRP $4,428
The Humboldt ExP-02
Oak & OscarThe Humboldt ExP-02
MSRP $2,400

At a glance

16 of 29 specs differ
Diameter
144 St DIAPAL41mm
The Humboldt ExP-0239.5mm
Power Reserve
144 St DIAPAL48h
The Humboldt ExP-0256h
Water Resistance
144 St DIAPAL200m
The Humboldt ExP-02200m
MSRP
144 St DIAPAL$4,428
The Humboldt ExP-02$2,400

Full specifications

Case

6 specs
Diameter
41mm
39.5mm
Thickness
14.2mm
12.4mm
Lug-to-Lug
46.8mm
Material
Stainless Steel
316L Stainless Steel
Finish
bead-blasted
Brushed and polished
Caseback
Display

Crystal & Dial

5 specs
Crystal Shape
Double-domed
AR Coating
Underside
Inner
Dial Color
Anthracite
Grey
Indices
Applied
Lume
Luminescent
Super-LumiNova BGW9

Movement

4 specs
Caliber
LJP 8000
Sellita SW300
Power Reserve
48h
56h
Jewels
28
25
Complications
GMT, Date, Chronograph, Tachymeter
GMT, Chronograph

Pricing

1 specs
MSRP
$4,428
$2,400

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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 144 St DIAPAL

The Sinn 144 St DIAPAL is widely praised for its flawless bead-blasting, comfortable 41mm wearability, and legible presentation of information, including a pulsemeter and tachymeter scales. Owners appreciate its quality and confidence-inspiring feel, with one noting excellent timekeeping at 5 seconds slow over 4 days. However, the reset pusher is stiff, and strap options are limited by the integrated case. Some find the 12-hour UTC hand less intuitive, and one owner considers it too sporty for a sole daily watch. On balance, owners rate the Sinn 144 St DIAPAL highly for its robust build and functional, legible dial at its price point.

Oak & Oscar The Humboldt ExP-02

Oak & Oscar The Humboldt ExP-02 is a 39.5mm stainless steel tool watch featuring a unique, layered aluminum "ghost dial" for legibility and 200m water resistance, powered by a Sellita SW300 movement. Its appeal is limited by a US$2,550 price and an extremely limited production of 20 pieces, with its experimental dial construction done in Chicago. Overall, reviewers highlight the endearing dial and in-house bezel production as key features of the Oak & Oscar Humboldt ExP-02.

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