Side by side

Glycine Airman SST GMTvsZelos Hammerhead V3 300m Bronze

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

Airman SST GMT
GlycineAirman SST GMT
MSRP $3,400
Hammerhead V3 300m Bronze
ZelosHammerhead V3 300m Bronze
MSRP $449

At a glance

18 of 29 specs differ
Diameter
Airman SST GMT43mm
Hammerhead V3 300m Bronze44mm
Power Reserve
Airman SST GMT48h
Hammerhead V3 300m Bronze40h
Water Resistance
Airman SST GMT200m
Hammerhead V3 300m Bronze300m
MSRP
Airman SST GMT$3,400
Hammerhead V3 300m Bronze$449

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
43mm
44mm
Thickness
11.6mm
13mm
Lug-to-Lug
44mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid

Crystal & Dial

6 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Grey
Bronze - Frost
Indices
Applied
Lume
Luminous
None

Movement

3 specs
Caliber
SW330-2
Seiko NH35
Power Reserve
48h
40h
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$3,400
$449

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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 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.

Zelos Hammerhead V3 300m Bronze

Owners widely praise the Zelos Hammerhead V3 300m Bronze for its distinctive 70s-inspired design, slim 13.5mm case, and improved lume, offering a sophisticated timepiece at an accessible price point starting at $349. The unique dial is noted for evoking an otherworldly feeling, and the comfortable bracelet features on-the-fly micro-adjustment. Some enthusiasts express frustration with shipping delays and a desire to see the watch on a wrist before purchase. One owner flags that the clasp material could be more scratch-resistant, and resizing bracelet pins can be stubborn. On balance, owners rate the Zelos Hammerhead V3 300m Bronze highly for its unique design and build quality at its price point.

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