Side by side

Orient Sport WatchvsSeiko Prospex Sea

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

Sport Watch
OrientSport Watch
MSRP $245
Prospex Sea
SeikoProspex Sea
MSRP $625

At a glance

15 of 29 specs differ
Diameter
Sport Watch41.9mm
Prospex Sea43.8mm
Power Reserve
Sport Watch40h
Prospex Sea41h
Water Resistance
Sport Watch50m
Prospex Sea200m
MSRP
Sport Watch$245
Prospex Sea$625

Full specifications

Case

6 specs
Category
Diver
Diameter
41.9mm
43.8mm
Thickness
12mm
12.8mm
Lug-to-Lug
48mm
48.7mm
Water Resistance
50m
200m
Caseback
Display
Solid

Crystal & Dial

3 specs
Crystal
Mineral
Sapphire
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
F6922
4R35
Beat Rate
21,600 vph
28,800 vph
Power Reserve
40h
41h
Jewels
22
23
Complications
Day-date
None

Pricing

1 specs
MSRP
$245
$625

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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.

Orient Sport Watch

Owners praise the Orient Sport Watch for its sapphire crystal, day and date complications, and overall value around $300, with one owner calling the red dial version the best-looking dive watch in its price range. A modern 40mm case size is noted, alongside Orient's signature power reserve indicator. One reviewer flags the use of a mineral crystal and a non-hacking, non-hand-winding automatic movement as drawbacks for the price. On balance, owners rate the Orient Sport Watch highly for its impressive value and feature set at the price point.

Seiko Prospex Sea

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

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