Side by side

Phoibos ArgovsSeiko Prospex Sea

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

Argo
PhoibosArgo
MSRP $345
Prospex Sea
SeikoProspex Sea
MSRP $1,100

At a glance

9 of 29 specs differ
Diameter
Argo40.5mm
Prospex Sea41.3mm
Power Reserve
Argo40h
Prospex Sea72h
Water Resistance
Argo200m
Prospex Sea300m
MSRP
Argo$345
Prospex Sea$1,100

Full specifications

Case

3 specs
Diameter
40.5mm
41.3mm
Lug-to-Lug
48mm
48.2mm
Water Resistance
200m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
SII NH35
6R55
Power Reserve
40h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$345
$1,100

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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.

Phoibos Argo

Owners widely praise the Phoibos Argo for its appealing design and color combinations, with one owner highlighting the bronze patina development as a unique characteristic. The Miyota 9015 movement is noted for its precision, and the included strap is considered a comfortable fit, particularly for narrower wrists. On balance, owners view the Phoibos Argo as a wearable piece of art and a great watch for personal enjoyment.

Seiko Prospex Sea

Seiko Prospex Sea models are widely praised for their excellent build quality, value for money, and comfortable wearability, with many appreciating the vintage-inspired designs and robust construction. Owners note the silicone straps are surprisingly comfortable and well-finished, and the Lumibrite lume is excellent. However, some find the 44.3mm size and thickness too large for smaller wrists, though others report the sizing as perfect. The 6R15 movement in some variants offers accuracy around +4 seconds per day with a 50-hour power reserve, while newer movements offer more. Some models are criticized for a bracelet width not matching the case size or a rudimentary clasp for their price point. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its impressive case work and finishing at its price point.

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