Glycine Combat Sub Sport GMTvsHeimdallr Sharkey Ocean Monster Diver


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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.

Combat Sub Sport GMT

Sharkey Ocean Monster Diver
Diameter
42mm
41.6mm
Lug-to-Lug
n/a
46.6mm
Thickness
n/a
13.6mm
Water Resistance
200m
200m
MSRP
$795
$139
lowest
Movement
Sellita SW330-2
Hangzhou 2553A
Case
4 specsCrystal & Dial
2 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Glycine Combat GMT for its value, with one owner noting its compelling specs at a price point of $500-550 USD and another calling Glycine underrated for value. The watch is considered a great travel watch, and its lume lasts longer than a Seiko SKX007's. However, the bezel action is described as too rough and scratchy, though it feels distinct and solid. One owner dislikes the magnified date window and the legibility of red date digits on a black background, with another unable to read the date under any lighting conditions. The Glycine Combat Sub Sport GMT 42mm Automatic Watch GL0380 measures 42mm x 49.5mm x 10.5mm. On balance, owners rate the Glycine Men's Combat Sub Sport GMT 42mm Automatic Watch GL0380 highly for its value proposition and travel watch utility, despite some criticisms regarding the date window and bezel action.
Heimdallr Sharkey Ocean Monster Dive Watch owners praise its looks and lume, with one owner stating it feels even better than the original Seiko Monster it homages. The bezel action is described as clicky with no back play, and the crown is easy to grip and smooth. The watch's opening mechanism is machined rather than pressed, a feature considered excellent for its price point. Some owners note occasional QC issues with chapter rings and find the "Ocean Monster" text on the dial detracts from the aesthetic. One owner reported a negative experience with the store, receiving a watch with serious quality control issues. Accuracy ranges from +6 seconds per day to well-regulated, and while some find the watch comfortable, others note its weight and sharp edges make it uncomfortable. Overall, owners rate the Heimdallr Sharkey Ocean Monster Dive Watch highly for its homage design and bracelet quality, despite some concerns about dial text and occasional quality control.
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