Side by side

Seestern S450 Ocean StarvsZelos Blacktip 200m Ti

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

S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299
Blacktip 200m Ti
ZelosBlacktip 200m Ti
MSRP $599

At a glance

13 of 29 specs differ
Diameter
S450 Ocean Star40mm
Blacktip 200m Ti41mm
Power Reserve
S450 Ocean Star41h
Blacktip 200m Ti40h
Water Resistance
S450 Ocean Star100m
Blacktip 200m Ti200m
MSRP
S450 Ocean Star$299
Blacktip 200m Ti$599

Full specifications

Case

4 specs
Diameter
40mm
41mm
Lug-to-Lug
48mm
41mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
White
Aventurine
Lume
Tritium
None

Movement

5 specs
Caliber
TMI NH35A
Miyota 9015
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$599

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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.

Zelos Blacktip 200m Ti

Owners widely praise the Zelos Blacktip 200m Ti for its value, titanium construction, and unique dial options, with many appreciating its comfortable 41mm size and angled lugs. The Miyota 9015 movement is noted for its dual lume and smooth winding, while the bezel action is described as having firm clicks with a slight return. Some owners find the metal bracelet uncomfortable, preferring alternative straps, and one dislikes the font used on the GMT variant. On balance, owners rate the Zelos Blacktip 200m Ti highly for its striking design and comfortable wearability at its price point.

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