Side by side

Glycine Airman SST GMTvsHamilton American Classic Day Date Auto

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

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 SST GMT

Owners praise the Glycine Airman SST GMT for its comfortable wear, good build quality, accuracy, lume, and historical significance. The 24-hour dial and compressor-style GMT ring are noted as great features. One owner found the Sellita SW330 movement authentic, though expected Glycine branding on the rotor. The dial is considered busy, and one owner experienced the watch stopping after a day on a winder with a rattling rotor, suggesting service. On balance, owners rate the Glycine Airman SST GMT highly for its comfortable wear and historical significance.

Hamilton American Classic Day Date Auto

Owners widely praise the Hamilton American Classic Day Date Auto for its legible dial, well-integrated day-date complication, and vintage military aesthetic. The 40mm to 42mm case is noted to wear smaller than its dimensions suggest, and the complication is considered well-executed for its price point. However, the lume is criticized for poor intensity and longevity, and the mirror-polished bezel is flagged as a scratch magnet. The stock leather strap is also described as stiff. Overall, owners rate the Hamilton American Classic Day Date Auto highly for its attractive vintage styling and functional day-date complication at an accessible price.

At a glance

17 of 29 specs differ
Diameter
Airman SST GMT43mm
American Classic Day Date Auto42mm
Power Reserve
Airman SST GMT48h
American Classic Day Date Auto80h
Water Resistance
Airman SST GMT200m
American Classic Day Date Auto50m
MSRP
Airman SST GMT$3,400
American Classic Day Date Auto$1,245

Full specifications

Case

7 specs
Category
GMT
Dress
Diameter
43mm
42mm
Thickness
11.6mm
11.55mm
Lug-to-Lug
0mm
Finish
Water Resistance
200m
50m
Caseback

Crystal & Dial

4 specs
Crystal Shape
AR Coating
Indices
Lume
Luminous
None

Movement

5 specs
Caliber
Sellita SW330-2
H-30
Beat Rate
28,800 vph
0 vph
Power Reserve
48h
80h
Jewels
25
0
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$3,400
$1,245
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