Side by side

Christopher Ward C60 LympstonevsSeestern S450 Ocean Star

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

C60 Lympstone
Christopher WardC60 Lympstone
MSRP $1,390
S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299

At a glance

15 of 29 specs differ
Diameter
C60 Lympstone49.3mm
S450 Ocean Star40mm
Power Reserve
C60 Lympstone38h
S450 Ocean Star41h
Water Resistance
C60 Lympstone600m
S450 Ocean Star100m
MSRP
C60 Lympstone$1,390
S450 Ocean Star$299

Full specifications

Case

7 specs
Diameter
49.3mm
40mm
Thickness
13.8mm
12mm
Lug-to-Lug
49.3mm
48mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed
Brushed and polished
Water Resistance
600m
100m

Crystal & Dial

2 specs
Dial Color
Black
White
Lume
SLN X1 GL C1
Tritium

Movement

5 specs
Caliber
SW200
TMI NH35A
Beat Rate
4 vph
21,600 vph
Power Reserve
38h
41h
Jewels
26
24
Complications
Moonphase
GMT, Date

Pricing

1 specs
MSRP
$1,390
$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.

Christopher Ward C60 Lympstone

Owners widely praise the Christopher Ward C60 Lympstone's exceptionally bright and long-lasting X1 lume, which one owner notes outshines other premium dive watches. The watch features a unique forged carbon dial and two large, easy-to-use screw-down crowns for time setting and the internal compass bezel. It is powered by a COSC-certified chronometer movement and sports a PVD black finish on its 42mm case. Overall, owners highly value the Christopher Ward C60 Lympstone for its standout lume and distinctive carbon dial.

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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