Side by side

Venezianico Nereide AmetistavsSeestern S450 Ocean Star

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

Nereide Ametista
VenezianicoNereide Ametista
MSRP $1,250
S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299

At a glance

14 of 29 specs differ
Diameter
Nereide Ametista42mm
S450 Ocean Star40mm
Power Reserve
Nereide Ametista40h
S450 Ocean Star41h
Water Resistance
Nereide Ametista200m
S450 Ocean Star100m
MSRP
Nereide Ametista$1,250
S450 Ocean Star$299

Full specifications

Case

5 specs
Diameter
42mm
40mm
Thickness
12.5mm
12mm
Lug-to-Lug
49mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
White
Lume
Super-LumiNova
Tritium

Movement

5 specs
Caliber
Sellita SW200-1
TMI NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
40h
41h
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$1,250
$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.

Venezianico Nereide Ametista

Venezianico Nereide Ametista owners widely praise its striking amethyst-purple dial and proportions, with particular appreciation for the durable tungsten bezel, which is noted as highly resistant to scratches. The bracelet and bezel action also receive consistent positive remarks for their feel and functionality. The watch is frequently highlighted as an excellent choice for a first true dive watch, with its Italian manufacturing and development adding to its appeal. On balance, owners rate the Venezianico Nereide Ametista highly for its distinctive dial and robust, well-executed bezel at its price point.

From video reviewers

The 120-click unidirectional tungsten bezel is a strong point, offering excellent durability. The lume brightness could be improved, as the BGW9 Super-LumiNova is not as bright as some other watches in its class. Reviewers disagree on the standout feature of the watch, with one highlighting the unique dial and the other the sporty yet refined presence of the 42 mm stainless steel case.

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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