Side by side

Sinn 144 St DIAPALvsRZE Aspirare

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
Aspirare
RZEAspirare
MSRP $699

At a glance

17 of 29 specs differ
Diameter
144 St DIAPAL41mm
Aspirare44mm
Power Reserve
144 St DIAPAL48h
Aspirare40h
Water Resistance
144 St DIAPAL200m
Aspirare200m
MSRP
144 St DIAPAL$4,428
Aspirare$699

Full specifications

Case

8 specs
Category
Tool
Diver
Diameter
41mm
44mm
Thickness
14.2mm
13mm
Lug-to-Lug
53mm
Lug Width
20mm
22mm
Material
Stainless Steel
Grade 5 Titanium
Finish
bead-blasted
Brushed and polished
Caseback
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
Dial Color
Anthracite
White
Indices
Applied
Lume
Luminescent
None

Movement

4 specs
Caliber
LJP 8000
Miyota 9039
Power Reserve
48h
40h
Jewels
28
25
Complications
GMT, Date, Chronograph, Tachymeter
None

Pricing

1 specs
MSRP
$4,428
$699

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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.

RZE Aspirare

The RZE Aspirare is widely praised for its exceptional value and build quality at $599, featuring a 44mm titanium case with UltraHex coating and a Miyota 9015 movement. Owners find the watch surprisingly comfortable, even on smaller wrists, and appreciate its modern, futuristic design and interchangeable bezel system. Some reviewers note the minute hand appears slightly short relative to the chapter ring, and the 53mm lug-to-lug may be challenging for smaller wrists. On balance, owners and reviewers rate the RZE Aspirare highly for its robust titanium construction and strong value proposition.

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