Side by side

Naga Watches SpirevsSeestern S450 Ocean Star

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

Add a watch
Spire
Naga WatchesSpire
MSRP $853
S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299
Buy from Naga Watches ↗
Buy used on eBay ↗
Buy from Seestern ↗
Buy used on eBay ↗

At a glance

13 of 29 specs differ
Diameter
Spire39mm
S450 Ocean Star40mm
Power Reserve
Spire—
S450 Ocean Star41h
Water Resistance
Spire100m
S450 Ocean Star100m
MSRP
Spire$853
S450 Ocean Star$299

Full specifications

Case

6 specs
Category
—
Diver
Diameter
39mm
40mm
Thickness
9.9mm
12mm
Lug-to-Lug
—
48mm
Lug Width
—
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Lume
None
Tritium

Movement

5 specs
Caliber
Miyota 9039
TMI NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
—
41h
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
—
$299
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.

Naga Watches Constellation
Naga Watchesmicro

Constellation

Ref. naga-constellation-limited-edition
39mm·Automatic·100m WR
$1,003MSRP
—Used
Traska Freediver Arctic
Traskamicro

Freediver Arctic

Ref. FRD-WHT-NDT-V7
40mm·Automatic·200m WR
$735MSRP
—Used
Maen Manhattan 40 MSD
Maenmicro

Manhattan 40 MSD

8 watches · 30 variantsManhattan
40mm·Automatic·100m WR
$1,249MSRP
—Used
Christopher Ward C60 Atoll 300
Christopher Wardmicro
Atoll

C60 Atoll 300

2 watches · 3 variantsAtoll
40mm·Automatic·300m WR
$1,320MSRP
—Used
Phoibos Argo
Phoibosmicro

Argo

Ref. phoibos-argo-200m-automatic-diver-watch-py052f-spiral-sunray-yellow
40.5mm·Automatic·200m WR
$345MSRP
—Used
Phoibos Storm Corsair
Phoibosmicro

Storm Corsair

4 variantsStorm Corsair
40mm·Automatic·200m WR
$480MSRP
—Used
Makydo Contour
Makydomicro

Contour

6 variantsRef. contour-umber
37mm·Automatic
—MSRP
—Used
Ugly Watch Co SC-JH1
Ugly Watch Comicro

SC-JH1

39/39.5mm
9 variantsRef. sc-jh1_blue_ceramic-copy
39/39.5mm·Automatic
—MSRP
—Used
All alternatives to the Spire →All alternatives to the S450 Ocean Star →
Explore the full catalog

Follow this matchup

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

Adjacent matchups

People also compared

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

Naga Watches ConstellationvsSeestern S450 Ocean StarMaen Manhattan 40 MSDvsSeestern S450 Ocean StarMaen Manhattan 37vsSeestern S450 Ocean StarMaen Manhattan 40vsSeestern S450 Ocean StarTraska Freediver ArcticvsNaga Watches SpireChristopher Ward C60 Atoll 300vsNaga Watches Spire
Edit this comparisonAdd another watchExplore more 38–41mm watches