Casio GAC-2500vsLuminox Navy SEAL Foundation 3500 45mm

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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.

Casio GAC-2500 at true scale

GAC-2500

Luminox Navy SEAL Foundation 3500 45mm at true scale

Navy SEAL Foundation 3500 45mm

Diameter

44.5mm

45mm

Thickness

12.7mm

lowest

15mm

Water Resistance

200m

200m

MSRP

$145

lowest

$487

Movement

5757

Ronda 515

Case

4 specs
Diameter
44.5mm
45mm
Thickness
12.7mm
15mm
Lug Width
n/a
24mm
Material
Resin
CARBONOX™ case

Crystal & Dial

1 specs
Dial Color
Black
Green

Movement

1 specs
Caliber
5757
Ronda 515

Pricing

1 specs
MSRP
$145
$487
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Casio GAC-2500

The Casio GAC-2500 earns praise from its reviewer for a dial that reads cleanly, with well-spaced, horizontally aligned hands, a beveled date aperture, and a stopwatch that displays as a digit, which is practical for running. The main criticism is the bracelet and clasp: the links feel loose with noticeable gaps, and the pressed-steel clasp offers only three micro-adjustment points. Community input is thin, since the only owner-side source is a spec post that notes magnetically held hands can briefly sit wrong after an impact. Overall, the reviewer rates the Casio GAC-2500 well for its dial and running functionality, with the bracelet fit being the main reservation.

Luminox Navy SEAL Foundation 3500 45mm

Owners widely praise the Luminox Navy SEAL Foundation 3500 45mm for its exceptional durability, lightweight feel, and constant legibility in low-light conditions due to its tritium lume. The scratch-resistant Carbonox case is noted for its resilience during rough activities. One owner reports that the tritium lume on a newer model is not as bright as on an older Luminox. Overall, owners rate the Luminox Navy SEAL Foundation 3500 45mm highly for its robust build and reliable visibility at a good value.

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