Side by side

Glycine Sea KrakenvsSeestern S450 Ocean Star

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Sea Kraken
GlycineSea Kraken
MSRP $1,600
S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299

At a glance

18 of 29 specs differ
Diameter
Sea Kraken39mm
S450 Ocean Star40mm
Power Reserve
Sea Kraken38h
S450 Ocean Star41h
Water Resistance
Sea Kraken150m
S450 Ocean Star100m
MSRP
Sea Kraken$1,600
S450 Ocean Star$299

Full specifications

Case

8 specs
Diameter
39mm
40mm
Thickness
12.7mm
12mm
Lug-to-Lug
48mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
150m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Indices
Applied
Lume
Luminous
Tritium

Movement

5 specs
Caliber
SW200-1
TMI NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
38h
41h
Jewels
26
24
Complications
Date
GMT, Date

Pricing

1 specs
MSRP
$1,600
$299

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What people say

Owners + reviewers, side by side

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

Glycine Sea Kraken

The Glycine Sea Kraken is widely praised for its retro design and excellent case finishing for its price, with reviewers noting crisp dial printing and an elegant stainless steel bezel. Owners report excellent accuracy, with some seeing deviations as low as 1 second per day, though one user observed up to a 6-second loss during high activity. The 39mm size is generally considered comfortable, though its 48mm lug-to-lug measurement may be an issue for smaller wrists. The bezel action is consistently flagged as strong with no back-play. The included leather strap is frequently criticized as unsuitable for a diver and often replaced. On balance, owners and reviewers rate the Glycine Sea Kraken highly for its vintage aesthetic and strong value proposition, particularly given its adjusted Sellita SW200 movement and limited edition status.

From video reviewers

The Glycine Sea Kraken's value at its price point is a significant strength. Reviewers did not reach a consensus on any weaknesses.

Seestern S450 Ocean Star

Owners widely praise the Seestern S450 Ocean Star's Yachtmaster-style case and flawless bracelet finishing, with one owner noting the ST2130 movement keeps good time. The bezel action is described as having individual notches but feeling like a friction bezel, while another owner flags the bezel and crown action as smooth with perfect alignment. Lume is a point of contention, with one source describing it as a nice cool blue with ice-white application, while others note it as weak or not matching Prospex standards, despite using BGW-9. The watch is considered a "big boy" ideal for larger wrists (19cm+), potentially too large for 17cm wrists due to its size and non-tapering bracelet. Overall, owners rate the Seestern S450 Ocean Star highly for its build quality and finishing at the price point, despite some reservations about its size and lume intensity.

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