Side by side

Phoibos ArgovsSeestern S450 Ocean Star

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

Argo
PhoibosArgo
MSRP $345
S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299

At a glance

13 of 29 specs differ
Diameter
Argo40.5mm
S450 Ocean Star40mm
Power Reserve
Argo40h
S450 Ocean Star41h
Water Resistance
Argo200m
S450 Ocean Star100m
MSRP
Argo$345
S450 Ocean Star$299

Full specifications

Case

4 specs
Diameter
40.5mm
40mm
Thickness
12.5mm
12mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
White
Lume
Super-LumiNova
Tritium

Movement

5 specs
Caliber
SII NH35
TMI NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
40h
41h
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$345
$299

Follow this matchup

Get a note when Phoibos Argo vs Seestern S450 Ocean Star gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Phoibos Argo

Owners widely praise the Phoibos Argo for its appealing design and color combinations, with one owner highlighting the bronze patina development as a unique characteristic. The Miyota 9015 movement is noted for its precision, and the included strap is considered a comfortable fit, particularly for narrower wrists. On balance, owners view the Phoibos Argo as a wearable piece of art and a great watch for personal enjoyment.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.