Side by side

Citizen Promaster Air GMTvsOak & Oscar The Humboldt 12-hr

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

Add a watch

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

What people say

Owners + reviewers, side by side

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

Citizen Promaster Air GMT

The Citizen Promaster Air GMT is widely praised for its impressive in-house Cal. 9054 automatic GMT movement, excellent case fit and finish, and a high-quality bracelet for its price point. Reviewers highlight its striking anti-reflective domed sapphire crystal, legible dial with large numerals, and long-lasting lume. However, its 44.5mm dimensions are considered unfashionably large, and the case design is described as uninspired. The independent hour jumping is noted as mushy and unable to be set backward, while the unframed 3 o'clock date window and minute track on the rehaut being obscured by case shadows are also flagged as drawbacks. The watch is priced at $1,125 USD and features 200m water resistance and a 50-hour power reserve. On balance, reviewers commend the Citizen Promaster Air GMT for its strong movement and legibility at an affordable price, despite reservations about its case size and some functional aspects of the GMT hand.

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.

At a glance

17 of 29 specs differ
Diameter
Promaster Air GMT44.5mm
The Humboldt 12-hr39.5mm
Power Reserve
Promaster Air GMT50h
The Humboldt 12-hr42 hoursh
Water Resistance
Promaster Air GMT200m
The Humboldt 12-hr200m
MSRP
Promaster Air GMT$1,195
The Humboldt 12-hr$1,750

Full specifications

Case

7 specs
Category
Pilot
Tool
Diameter
44.5mm
39.5mm
Thickness
0mm
12.4mm
Lug-to-Lug
0mm
46.8mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Caseback
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Dial Color
Navy
Grey
Indices
Applied
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
Miyota 9054
ETA 2892-A2
Beat Rate
0 vph
4 vph
Power Reserve
50h
42 hoursh
Jewels
0
21
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$1,195
$1,750
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

DiscussionNot started
Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.