Side by side

Glycine Airman Vintage The Chief PuristvsOak & Oscar The Humboldt GMT SAR Edition

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

Airman Vintage The Chief Purist
GlycineAirman Vintage The Chief Purist
MSRP $2,900
The Humboldt GMT SAR Edition
Oak & OscarThe Humboldt GMT SAR Edition
MSRP $2,950

At a glance

18 of 29 specs differ
Diameter
Airman Vintage The Chief Purist40mm
The Humboldt GMT SAR Edition39.5mm
Power Reserve
Airman Vintage The Chief Purist48h
The Humboldt GMT SAR Edition56 hoursh
Water Resistance
Airman Vintage The Chief Purist30m
The Humboldt GMT SAR Edition200m
MSRP
Airman Vintage The Chief Purist$2,900
The Humboldt GMT SAR Edition$2,950

Full specifications

Case

8 specs
Diameter
40mm
39.5mm
Thickness
12.25mm
12.5mm
Lug-to-Lug
46.8mm
Lug Width
22mm
20mm
Material
Stainless Steel
Grade 5 Titanium
Finish
Brushed and polished
Water Resistance
30m
200m
Caseback
Solid screw-down

Crystal & Dial

5 specs
Crystal Shape
Double-domed
AR Coating
Underside
Dial Color
White
Black
Indices
Applied
Lume
Luminous
Super-LumiNova

Movement

4 specs
Caliber
SW330-2
Sellita SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
48h
56 hoursh
Complications
Date
None

Pricing

1 specs
MSRP
$2,900
$2,950

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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.

Glycine Airman Vintage The Chief Purist

The Glycine Airman Vintage The Chief Purist is widely praised for its classic pilot watch design and excellent wearability, with owners highlighting its authentic 24-hour dial as a core element of its identity. Reviewers and owners consistently note its accurate timekeeping, with one report stating it keeps very accurate time and another confirming excellent timekeeping. The sun-ray green dial is specifically mentioned as looking great in different lighting conditions, and the lume is described as great for a vintage-style piece. Owners find the purist model's 24-hour dial more logical than GMT versions, and the 40mm size is noted for offering larger, readable dials. One owner calls it the best pilot watch ever made.

From video reviewers

The 24-hour dial legibility is a key strength. Reviewers disagree on the desirability of the current Purist design compared to Glycine's past Airman 18 series.

Oak & Oscar The Humboldt GMT SAR Edition

Oak & Oscar The Humboldt GMT SAR Edition is praised for its anti-magnetic properties, sandwich lume dial, and overall construction quality for its price point. It features a brushed Grade 5 titanium case, a navy blue sandwich dial with an orange minute track and seconds hand, and a Sellita SW330 movement with a 56-hour power reserve. Minor drawbacks noted include bracelet sizing adjustment and lume brightness. On balance, owners and reviewers rate Oak & Oscar The Humboldt GMT SAR Edition highly for its robust construction and unique dial design at its price point.

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