Side by side

Oak & Oscar The Humboldt 12-hrvsRZE Aspirare

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

The Humboldt 12-hr
Oak & OscarThe Humboldt 12-hr
MSRP $1,750
Aspirare
RZEAspirare
MSRP $699

At a glance

15 of 29 specs differ
Diameter
The Humboldt 12-hr39.5mm
Aspirare44mm
Power Reserve
The Humboldt 12-hr42 hoursh
Aspirare40h
Water Resistance
The Humboldt 12-hr200m
Aspirare200m
MSRP
The Humboldt 12-hr$1,750
Aspirare$699

Full specifications

Case

6 specs
Category
Tool
Diver
Diameter
39.5mm
44mm
Thickness
12.4mm
13mm
Lug-to-Lug
46.8mm
53mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Grade 5 Titanium

Crystal & Dial

3 specs
Crystal Shape
Double-domed
Flat
Dial Color
Grey
White
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
ETA 2892A2
Miyota 9039
Beat Rate
4 vph
28,800 vph
Power Reserve
42 hoursh
40h
Jewels
21
25
Complications
GMT, Chronograph, Date
None

Pricing

1 specs
MSRP
$1,750
$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.

Oak & Oscar The Humboldt 12-hr

Oak & Oscar The Humboldt 12-hr owners widely praise its comfortable, solid bracelet with screw links and tight end-link fit, along with its awesome sandwich dial featuring superb grain and crisp details. The 12-hour bezel is noted as excellent for tracking a second time zone, and the orange second hand adds a nice pop. One owner reports the watch has outstanding quality and a perfect fit on smaller wrists, while another notes its legibility and great presence on various straps. A reviewer describes it as a 40mm stainless steel tool watch with a matte, brushed finish and a sandwich dial, powered by an ETA 2892-A2 movement with a 42-hour power reserve. Some in the line report the lume could be brighter. On balance, owners and reviewers rate Oak & Oscar The Humboldt 12-hr highly for its build quality and versatile tool-watch design.

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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