Side by side

Oris ProPilot DatevsSeestern S450 Ocean Star

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

ProPilot Date
OrisProPilot Date
MSRP $2,550
S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299

At a glance

18 of 29 specs differ
Diameter
ProPilot Date41mm
S450 Ocean Star40mm
Power Reserve
ProPilot Date41 hoursh
S450 Ocean Star41h
Water Resistance
ProPilot Date100m
S450 Ocean Star100m
MSRP
ProPilot Date$2,550
S450 Ocean Star$299

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
41mm
40mm
Thickness
12mm
Lug-to-Lug
48mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Grey
White
Indices
Applied
Lume
None
Tritium

Movement

5 specs
Caliber
733-1
TMI NH35A
Beat Rate
4 vph
21,600 vph
Power Reserve
41 hoursh
41h
Jewels
26
24
Complications
Date
GMT, Date

Pricing

1 specs
MSRP
$2,550
$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.

Oris ProPilot Date

Owners and reviewers widely praise the Oris ProPilot Date for its attractive, textured dials and clean, modern design that avoids derivative styling. The 41mm case is consistently noted as comfortable and wearable, with some reviewers highlighting improved ergonomics and aesthetics like the 6 o'clock date window and sharper case. The watch features 100 meters of water resistance and the reliable Oris calibre 733 automatic movement with a 41-hour power reserve. However, some find the case and bracelet finishing does not meet the highest standards for its price segment, and the lume application and dial contrast are flagged as disappointing by multiple sources, along with the bracelet lacking quick-release and microadjustment. Overall, owners and reviewers rate the Oris ProPilot Date highly for its appealing design and comfortable wearability at its price point.

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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