Glycine Sea KrakenvsZelos Swordfish 40mm SS (Ceramic Case)

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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.

Sea Kraken

Swordfish 40mm SS (Ceramic Case)
Diameter
39mm
40mm
Lug-to-Lug
n/a
46mm
Thickness
12.7mm
12mm
lowest
Water Resistance
150m
200m
highest
Power Reserve
38h
n/a
MSRP
$715
$449
lowest
Movement
Sellita SW200-1
Seiko NH35
Case
8 specsCrystal & Dial
5 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Glycine Sea Kraken is widely praised for its retro design and excellent finishing for its price point. Owners highlight its crisp dial printing, elegant stainless steel bezel, and the smooth winding feel of its Sellita SW200-1 movement, with accuracy reported between +1/+2 and +6 seconds per day, though one owner noted it could lose up to 6 seconds when very active. The 39mm case size is generally considered comfortable, though some find its 48mm lug-to-lug measurement wears larger than expected. The included leather strap is frequently criticized as being of poor quality and unsuitable for a dive watch, prompting many owners to replace it. The Glycine Sea Kraken is considered an underrated watch offering great value, especially given its limited production and superior finishing compared to other Glycine models.
The Glycine Sea Kraken's value at its price point is a significant strength. Reviewers did not reach a consensus on any weaknesses.
The Zelos Swordfish 40mm SS (Ceramic Case) is widely regarded as an exceptional value dive watch, with reviewers and owners highlighting its textured sandwich dial, ceramic bezel insert, and sapphire crystal. Owners praise its comfortable fit due to the 40mm case size, depth, and short lug-to-lug distance. One owner specifically appreciates the full lume dial. The watch is powered by a Seiko NH35 automatic movement and offers 200m water resistance. On balance, owners and reviewers rate the Zelos Swordfish 40mm SS (Ceramic Case) highly for its impressive features and comfortable wearability at its price point.
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