Glycine Men's Combat Sub GMT 46mm Automatic Watch GL0331vsSeiko 5KX

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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.

Glycine Men's Combat Sub GMT 46mm Automatic Watch GL0331 at true scale

Men's Combat Sub GMT 46mm Automatic Watch GL0331

Seiko 5KX at true scale

5KX

Diameter

46mm

42.5mm

Lug-to-Lug

n/a

46mm

Thickness

12.5mm

lowest

13.4mm

Water Resistance

300m

highest

100m

Power Reserve

n/a

41h

MSRP

$905

$350

lowest

Movement

Sellita SW330-2

Seiko 4R36

Case

4 specs
Diameter
46mm
42.5mm
Thickness
12.5mm
13.4mm
Lug-to-Lug
n/a
46mm
Water Resistance
300m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
n/a
Blue
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Sellita SW330-2
Seiko 4R36
Power Reserve
0h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$905
$350
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Reviews

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

Glycine Men's Combat Sub GMT 46mm Automatic Watch GL0331

Owners widely praise the Glycine Men's Combat Sub GMT 46mm Automatic Watch GL0331 for its value, with one owner purchasing it for $425 and another calling it a great entry-level Swiss Made diver. Some owners prefer the hands on this model over the lollipop style found on newer versions. One owner dislikes the magnified date window and red date digits on a black background. Overall, owners rate the Glycine Men's Combat Sub GMT 46mm Automatic Watch GL0331 highly for its value proposition.

Seiko 5KX

Owners widely praise the Seiko 5KX for its strong lume and value, with many reporting accuracy within +/-5 to 10 seconds per day, though some experience +/-1 second. The 42.5mm case is noted to wear smaller, and the watch offers a comfortable feel for many. Some owners are split on the bracelet quality, with opinions ranging from "cheaper side" with hollow links to "flimsy-feeling" jubilee. A few quality control issues have been reported, including a failed bezel clickspring and misaligned components. The Seiko 5KX is seen by some as a worthy successor to the original SKX, offering an upgraded movement with hacking and hand-winding capabilities, though others lament the loss of ISO certification and a screw-down crown. Overall, owners rate the Seiko 5KX highly for its excellent lume and value proposition, making it a popular choice for everyday wear.

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