Second Hour Beacon 2 Field Watch — Full Lume, DLC CasevsSeiko 5 Sports Field series
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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.
Beacon 2 Field Watch — Full Lume, DLC Case

5 Sports Field series
Diameter
40mm
39.4mm
Lug-to-Lug
n/a
48.1mm
Thickness
10.5mm
lowest
13.2mm
Water Resistance
100m
100m
Power Reserve
n/a
41h
MSRP
$640
$315
lowest
Movement
Miyota 9015
Seiko 4R36
Case
5 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Second Hour Beacon 2 Field Watch — Full Lume, DLC Case for its attractive, out-of-the-ordinary colorways, good machining tolerances, and a great bracelet and clasp. The full lume dial is a point of varied opinion; some find it bright and long-lasting, readable well into the early morning hours, while others note it fades quickly, becoming illegible after a couple of hours, though still faintly glowing. The DLC case's subtle color difference is appreciated, though the lack of a curved case to match the bracelet is noted. Overall, owners rate the Second Hour Beacon 2 Field Watch — Full Lume, DLC Case highly for its distinctive full lume dial and well-executed case and bracelet finishing.
The Seiko 5 Sports Field series is praised for its excellent legibility, featuring fully lumed Arabic numerals and a lumed pearl on the compass bezel. Reviewers note the reliable 4R36 movement and 10 bar water resistance, with some considering the watches good value under 500 euros. The GMT variants, specifically the SSK023 and SSK025, offer an accessible explorer watch with a GMT complication and a fixed 24-hour bezel. Overall, owners and reviewers rate the Seiko 5 Sports Field series highly for its legibility and value proposition.
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