Side by side

Seestern S450 Ocean StarvsTudor Pelagos FXD

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

S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299
Pelagos FXD
TudorPelagos FXD
MSRP $5,025

At a glance

15 of 29 specs differ
Diameter
S450 Ocean Star40mm
Pelagos FXD42mm
Power Reserve
S450 Ocean Star41h
Pelagos FXD70h
Water Resistance
S450 Ocean Star100m
Pelagos FXD200m
MSRP
S450 Ocean Star$299
Pelagos FXD$5,025

Full specifications

Case

7 specs
Diameter
40mm
42mm
Thickness
12mm
12.8mm
Lug-to-Lug
48mm
46mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Titanium
Finish
Brushed and polished
Brushed + Satin
Water Resistance
100m
200m

Crystal & Dial

2 specs
Dial Color
White
Blue
Lume
Tritium
None

Movement

5 specs
Caliber
TMI NH35A
MT5602
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
70h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$5,025

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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.

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.

Tudor Pelagos FXD

Owners and reviewers widely praise the Tudor Pelagos FXD for its comfortable, lightweight titanium build, excellent legibility underwater, and robust, functional design inspired by military specifications. Its amazing lume, tactile bezel, and quick strap changes are frequently highlighted as key strengths, making it a versatile and reliable tool watch for everyday wear. Some owners note the fixed strap bars and hook-and-loop strap can be less practical for certain clothing, and one review mentions concerns about the longevity of the carbon composite case variant. Accuracy figures range, with some reporting COSC-certified precision while others note less consistent timekeeping requiring frequent servicing. Overall, owners and reviewers rate the Tudor Pelagos FXD highly for its ruggedness, historical connection, and purposeful design at its price point.

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