Side by side

Glycine Airman No. 1 PuristvsSpinnaker Croft 39 GMT

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

Airman No. 1 Purist
GlycineAirman No. 1 Purist
MSRP $2,800
Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445

At a glance

16 of 29 specs differ
Diameter
Airman No. 1 Purist36mm
Croft 39 GMT39mm
Power Reserve
Airman No. 1 Purist48h
Croft 39 GMT40h
Water Resistance
Airman No. 1 Purist30m
Croft 39 GMT100m
MSRP
Airman No. 1 Purist$2,800
Croft 39 GMT$445

Full specifications

Case

7 specs
Diameter
36mm
39mm
Thickness
11.6mm
13mm
Lug-to-Lug
47mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
30m
100m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Silver
Red
Indices
Applied
Lume
Luminous
None

Movement

3 specs
Caliber
SW330-2
Seiko NH34A
Power Reserve
48h
40h
Complications
Date
None

Pricing

1 specs
MSRP
$2,800
$445

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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 No. 1 Purist

The Glycine Airman No. 1 Purist is praised as a faithful re-creation of a historical 24-hour watch, with one owner purchasing it for $620 and viewing it as a long-term keeper due to its heritage reissue status and vintage aesthetics. The 36mm size is noted as a conversation starter. However, the acrylic crystal is prone to scratching, with one example showing a small scratch over the date window. Some community members suggest pre-Invicta models may hold value better. Overall, owners appreciate the Glycine Airman No. 1 Purist for its authentic vintage appeal and unique dial, though the acrylic crystal requires careful handling.

Spinnaker Croft 39 GMT

Owners praise the Spinnaker Croft 39 GMT for its colorful design, NH34 GMT movement, and reasonable price, noting high-standard manufacturing on the case, bezel, and bracelet. One owner finds the 43mm case and 51mm lug-to-lug dimensions too large for the design, preferring a 39-40mm case size. A potential issue with the lume was noted by one user. On balance, owners value the Spinnaker Croft 39 GMT for its attractive design and build quality at its price point, though sizing is a point of contention for some.

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