Side by side

Glycine Airman No. 1 PuristvsSeiko Presage Classic Series

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 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.

Seiko Presage Classic Series

The Seiko Presage Classic Series is widely praised for its sublime dial and hand finishing, with textured dials inspired by silk and elegantly curved hands. Owners and reviewers highlight the value proposition under $1,000, the comfortable wearability due to case proportions and slim appearance, and the robust 100m water resistance on several models. The 72-hour power reserve from the 6R51 or 6R55 automatic movements is a consistent positive note. However, one owner criticizes the pin and collar bracelet system as awful, and the 24-hour subdial is noted as potentially annoying by another. Accuracy figures for the 6R55 movement range from +25/-15 seconds per day to within -15/+25 seconds per day. On balance, owners and reviewers rate the Seiko Presage Classic Series highly for its exquisite dial work and strong value at its price point.

At a glance

18 of 29 specs differ
Diameter
Airman No. 1 Purist36mm
Presage Classic Series36mm
Power Reserve
Airman No. 1 Purist48h
Presage Classic Series72h
Water Resistance
Airman No. 1 Purist30m
Presage Classic Series100m
MSRP
Airman No. 1 Purist$2,800
Presage Classic Series$950

Full specifications

Case

7 specs
Category
GMT
Dress
Thickness
11.6mm
12.5mm
Lug-to-Lug
41.4mm
Lug Width
20mm
18mm
Finish
Water Resistance
30m
100m
Caseback

Crystal & Dial

5 specs
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Dial Color
Silver
Indices
Lume
Luminous
None

Movement

5 specs
Caliber
Sellita SW330-2
6R51
Beat Rate
28,800 vph
0 vph
Power Reserve
48h
72h
Jewels
25
24
Complications
Date
None

Pricing

1 specs
MSRP
$2,800
$950
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