Luminox Navy SEAL 3550 44mmvsProTek Watches K109x 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.

Navy SEAL 3550 44mm

K109x Series
Diameter
44mm
42mm
Thickness
14mm
13.9mm
lowest
Water Resistance
200m
300m
highest
MSRP
$595
n/a
Movement
Ronda 515
Seiko VS2S60
Case
6 specsDiameter
44mm
42mm
Thickness
14mm
13.95mm
Lug-to-Lug
n/a
n/a
Lug Width
24mm
22mm
Material
CARBONOX™
Carbon
Water Resistance
200m
300m
Crystal & Dial
2 specsDial Color
Black
n/a
Lume
None
Tritium
Movement
2 specsCaliber
Ronda 515
Seiko VS2S60
Power Reserve
0h
n/a
Pricing
1 specsMSRP
$595
n/a
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