Glycine Combat Sub SportvsTudor Pelagos FXD Chrono
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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 Sub Sport

Pelagos FXD Chrono
Diameter
42mm
43mm
Thickness
10.4mm
lowest
13.6mm
Water Resistance
200m
200m
Power Reserve
38h
70h
highest
MSRP
$540
lowest
$5,875
Movement
Sellita SW200-1
Tudor MT5813
Case
6 specsCrystal & Dial
5 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Glycine Combat Sub Sport for its exceptional value, often found under $400, its solid build with brushed finishing, and its notably thin case profile, with many sources citing dimensions around 10.4mm to 10.8mm, making it comfortable and wearable. Reviewers and owners consistently highlight its unique, non-homage aesthetic and excellent timekeeping, with some reporting accuracy within +1/+2 seconds per day, though one owner noted their Sellita SW200 movement ran at approximately +6 to +9 seconds per day. Some owners dislike the "COMBAT" text on the dial and find the lume sub-par, while others note inconsistent power reserve not always reaching the advertised 42 hours. On balance, owners and reviewers rate the Glycine Combat Sub Sport highly for its outstanding value and comfortable, thin wearability.
The Tudor Pelagos FXD Chrono is widely praised for its lightweight carbon composite case, making it comfortable and easy to wear, especially on wrists accustomed to smaller watches. Its exceptional legibility, particularly underwater, and the functional bidirectional countdown bezel are highlighted as key strengths for its intended tool-watch purpose. Owners and reviewers note the MT5813 automatic movement's COSC certification and 70-hour power reserve, with accuracy figures ranging from -2 to +4 seconds per day. Some variants, like the Cycling Edition, feature a tachymeter scale, though its practicality for modern cyclists is debated, and water resistance is noted as 100m for these specific models, differing from the 200m of other FXD versions. On balance, owners and reviewers highly rate the Tudor Pelagos FXD Chrono for its robust, lightweight build and excellent legibility, making it a capable tool watch.
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