Side by side

Glycine Airman GMTvsOak & Oscar The Humboldt GMT

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

Airman GMT
GlycineAirman GMT
MSRP $2,950
The Humboldt GMT
Oak & OscarThe Humboldt GMT
MSRP $2,175

At a glance

18 of 29 specs differ
Diameter
Airman GMT46mm
The Humboldt GMT39.5mm
Power Reserve
Airman GMT48h
The Humboldt GMT56 hoursh
Water Resistance
Airman GMT100m
The Humboldt GMT200m
MSRP
Airman GMT$2,950
The Humboldt GMT$2,175

Full specifications

Case

8 specs
Diameter
46mm
39.5mm
Thickness
12.18mm
12.5mm
Lug-to-Lug
46.8mm
Lug Width
24mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed
Water Resistance
100m
200m
Caseback
Solid screw-down

Crystal & Dial

5 specs
Crystal Shape
Double-domed
AR Coating
Underside
Dial Color
Black
White
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
GMT
None

Pricing

1 specs
MSRP
$2,950
$2,175

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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 GMT

Owners widely praise the Glycine Airman GMT for its value and classic design, with specific appreciation for its 39mm sizing, 200m water resistance, and beefy signed crowns. Reviewers highlight its faithful re-issue nature, retaining vintage features like the plexiglass crystal and locking friction bezel with a thumbscrew crown, while some owners note its subtle blue degrade dial and red-tipped GMT hand. Accuracy from its Sellita-based automatic movement is described as acceptable, though some owners find the dual 12-hour and 24-hour scales confusing and the slim GMT hand difficult to read. On balance, enthusiasts and reviewers rate the Glycine Airman GMT highly for its vintage charm and robust build at its price point.

Oak & Oscar The Humboldt GMT

Oak & Oscar The Humboldt GMT owners widely praise its exceptional accuracy, often running at or near 0 seconds per day, and its comfortable wearability with subtle design details. The construction quality for the price point, sandwich lume, and anti-magnetic properties are also highlighted. Some owners find the bracelet sizing adjustment slightly awkward, and one noted the lume could be brighter. Overall, owners rate the Oak & Oscar The Humboldt GMT highly for its accuracy and comfortable wearability.

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