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 $900

At a glance

11 of 29 specs differ
Diameter
Argo40.5mm
Prospex Sea41mm
Power Reserve
Argo40h
Prospex Sea70h
Water Resistance
Argo200m
Prospex Sea200m
MSRP
Argo$345
Prospex Sea$900

Full specifications

Case

3 specs
Diameter
40.5mm
41mm
Thickness
12.5mm
12.3mm
Lug-to-Lug
48mm
46.9mm

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Yellow
Black
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
SII NH35
6R35
Power Reserve
40h
70h
Jewels
25
24

Pricing

1 specs
MSRP
$345
$900

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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

Owners widely praise the Seiko Prospex Sea for its excellent lume, robust build, and value, with many highlighting the comfortable 4 o'clock crown and reliable movements. Reviewers note impressive case finishing and attractive dials, with specific models lauded for their gradient blue designs and smooth bezel actions. Accuracy figures vary, with one owner reporting +9 seconds/day after demagnetization, while others find the watches to be good first "proper" watches. Some owners find the stock rubber straps uncomfortable or the overall size substantial on smaller wrists. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its combination of strong dive watch functionality and appealing design at its price point.

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