Side by side

Seestern S450 Ocean StarvsBaltic Scalegraph Classic

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

S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299
Scalegraph Classic
BalticScalegraph Classic
MSRP $1,712

At a glance

16 of 29 specs differ
Diameter
S450 Ocean Star40mm
Scalegraph Classic39.5mm
Power Reserve
S450 Ocean Star41h
Scalegraph Classic63h
Water Resistance
S450 Ocean Star100m
Scalegraph Classic50m
MSRP
S450 Ocean Star$299
Scalegraph Classic$1,712

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
40mm
39.5mm
Thickness
12mm
13.5mm
Lug-to-Lug
48mm
47mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
White
Panda
Lume
Tritium
BGW9

Movement

6 specs
Caliber
TMI NH35A
Sellita SW510-M
Type
Automatic
Manual
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
63h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$1,712

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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.

Baltic Scalegraph Classic

Owners widely praise the Baltic Scalegraph Classic for its stunning retro racing design, detailed dial, and 39.5mm case size, with many finding it offers excellent value. However, some owners report issues with finishing and fit, describing the watches as light or "toylike," while others find the finishing comparable to higher-end brands. Reviewers and owners alike criticize the screw-down chronograph pushers as finicky and impractical, especially given the 100m water resistance which some feel is conceptually incongruent with its rally timer purpose. One owner experienced misaligned bezel markers and moisture ingress after pool use, leading to a return. On balance, owners and reviewers value the Baltic Scalegraph Classic's aesthetic and value proposition, though practical usability concerns regarding the chronograph pushers and isolated quality control issues are noted.

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