Glycine Combat Field GL0569vsTimefactors Speedbird PRS-51

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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Combat Field GL0569

Speedbird PRS-51
Diameter
42mm
36mm
Lug-to-Lug
n/a
42mm
Thickness
11.6mm
11.4mm
lowest
Water Resistance
100m
100m
MSRP
$675
$436
lowest
Movement
Sellita SW200-1
Miyota 9015
Case
4 specsCrystal & Dial
2 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Glycine Men's Combat Field 42mm Automatic Watch GL0569 for its build quality, accuracy, and value, with reviewers noting its thin and well-proportioned case. One owner flags sub-par lume and inconsistent power reserve. Overall, owners and reviewers rate the Glycine Men's Combat Field 42mm Automatic Watch GL0569 highly for its quality and value proposition.
Owners widely praise the Timefactors Speedbird PRS-51 for its value and classic pilot's watch aesthetic, noting its beautiful AR sapphire crystal and minimalistic dial. The 36mm case is described as wearing thinner than expected, though some find the 5-link bracelet stiff or heavy, while others praise its drape and articulation. Accuracy figures vary, with some reporting impeccable timekeeping and others noting deviations of +7 to +10 seconds per day from the Miyota 9015 movement. Overall, owners rate the Timefactors Speedbird PRS-51 highly for its attractive flieger design and excellent value at its price point.
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