Glycine Men's Combat Sub Sport 39mm Automatic Watch GL0403vsSeiko Prospex Sea 1965 Heritage Diver's Watch

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Men's Combat Sub Sport 39mm Automatic Watch GL0403

Prospex Sea 1965 Heritage Diver's Watch
Diameter
39mm
40mm
Lug-to-Lug
n/a
46.4mm
Thickness
n/a
13mm
Water Resistance
300m
300m
Power Reserve
n/a
72h
MSRP
$540
lowest
$1,300
Movement
Sellita SW200-1
Seiko 6R55
Case
4 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 Glycine Men's Combat Sub Sport 39mm Automatic Watch GL0403 as an exceptional value, noting its sleek design and solid, tool-like build. Some owners report a minor color mismatch between the lume pip and dial lume, and one suggestion for improvement includes a clasp with tool-less micro adjustments. Overall, owners rate the Glycine Men's Combat Sub Sport 39mm Automatic Watch GL0403 highly for its impressive design and build quality at its price point.
Owners widely praise the Seiko Prospex Sea 1965 Heritage Diver's Watch for its refined engineering, comfortable 40mm case, and improved 300m water resistance. The watch is noted for its better build quality and finishing compared to some alternatives, featuring a mix of polished and brushed surfaces, with specific callouts for the jewel-toned teal dial with a rippling-water pattern. Some owners consider the price fair, while others suggest it is too high. Accuracy figures vary, with some owners reporting their 6R55 movement performs well within +/- 10 seconds per day, while others note theirs runs slow or have concerns about QC for the price. The bracelet, while improved, lacks modern features like quick-release or extensive micro-adjustments. Overall, owners and reviewers rate the Seiko Prospex Sea 1965 Heritage Diver's Watch highly for its refined design and build quality at its price point.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.
.png)






