Side by side

Seestern S450 Ocean StarvsOrient AA02 Diver Watch

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

S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299
AA02 Diver Watch
OrientAA02 Diver Watch
MSRP $285

At a glance

17 of 29 specs differ
Diameter
S450 Ocean Star40mm
AA02 Diver Watch41.5mm
Power Reserve
S450 Ocean Star41h
AA02 Diver Watch40h
Water Resistance
S450 Ocean Star100m
AA02 Diver Watch200m
MSRP
S450 Ocean Star$299
AA02 Diver Watch$285

Full specifications

Case

6 specs
Diameter
40mm
41.5mm
Thickness
12mm
13mm
Lug-to-Lug
48mm
47mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

6 specs
Crystal
Sapphire
Mineral
Crystal Shape
Flat
AR Coating
Inner
Dial Color
White
Black
Indices
Applied
Lume
Tritium
None

Movement

4 specs
Caliber
TMI NH35A
F6922
Power Reserve
41h
40h
Jewels
24
22
Complications
GMT, Date
Day-date

Pricing

1 specs
MSRP
$299
$285

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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.

Orient AA02 Diver Watch

Owners widely praise the Orient AA02 Diver Watch for its impressive quality and value, noting it as a keeper with considerable charm. The F6922 automatic movement offers hand-winding and hacking capabilities, and the watch features a 40-hour power reserve and a mineral crystal. Some owners have opted to replace the stock bracelet. On balance, owners rate the Orient AA02 Diver Watch highly for its exceptional value and overall quality at its affordable price point.

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