Side by side

Glycine Airman PuristvsHamilton Khaki Aviation Pilot Day Date Auto

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

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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 Purist

Owners widely praise the Glycine Airman Purist's 39mm case size as ideal, noting it wears well, while some prefer the 36mm variant. The 24-hour dial is an engaging feature that proves easy to adapt to, particularly for those familiar with 24-hour timekeeping. Readability is a point of discussion; while some contemporary models feature stealthy, difficult-to-read hands and bezels, others, especially vintage versions and the white-dial GL0376, offer good contrast and legibility. On balance, owners appreciate the Glycine Airman Purist for its comfortable wearability and unique 24-hour dial experience, despite some legibility concerns on specific configurations.

Hamilton Khaki Aviation Pilot Day Date Auto

The Hamilton Khaki Aviation Pilot Day Date Auto features an 80-hour power reserve and hacking, with quick-set day and date functions. One owner noted aggressive rotor spin during hand-winding at certain angles, questioning if service was needed. A reviewer criticized the day display's proximity to the center pinion, suggesting a date-only function would have been preferable. Overall, owners and reviewers find the Hamilton Khaki Aviation Pilot Day Date Auto offers practical complications and a substantial power reserve, though the day display's execution is a point of contention.

At a glance

17 of 29 specs differ
Diameter
Airman Purist42mm
Khaki Aviation Pilot Day Date Auto42mm
Power Reserve
Airman Purist48h
Khaki Aviation Pilot Day Date Auto80h
Water Resistance
Airman Purist100m
Khaki Aviation Pilot Day Date Auto100m
MSRP
Airman Purist$2,700
Khaki Aviation Pilot Day Date Auto$1,125

Full specifications

Case

6 specs
Category
GMT
Pilot
Thickness
12mm
11.85mm
Lug-to-Lug
0mm
Lug Width
22mm
20mm
Finish
Caseback

Crystal & Dial

5 specs
Crystal Shape
AR Coating
Dial Color
Green
Black
Indices
Lume
Luminous
None

Movement

5 specs
Caliber
Sellita SW330-2
Hamilton H-40
Beat Rate
28,800 vph
0 vph
Power Reserve
48h
80h
Jewels
21
0
Complications
Date
None

Pricing

1 specs
MSRP
$2,700
$1,125
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