Side by side

Phoibos Argo BronzevsSeiko Prospex Sea 1968 Heritage Diver's GMT

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

Argo Bronze
PhoibosArgo Bronze
MSRP $499
Prospex Sea 1968 Heritage Diver's GMT
SeikoProspex Sea 1968 Heritage Diver's GMT
MSRP $1,500

At a glance

11 of 29 specs differ
Diameter
Argo Bronze40.5mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Argo Bronze40h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Argo Bronze200m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Argo Bronze$499
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

4 specs
Diameter
40.5mm
42mm
Thickness
12mm
12.9mm
Lug-to-Lug
48mm
48.6mm
Material
Bronze
Stainless Steel

Crystal & Dial

3 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9015
6R54
Power Reserve
40h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$499
$1,500

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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 Bronze

Owners widely praise the Phoibos Argo Bronze for its appealing design, natural patina development, and the smooth sweep of its Miyota 9015 movement. One owner highlights the watch as a "wearable piece of art," appreciating its color combinations and overall feel. The included band is noted as a good fit for narrow wrists. Overall, owners rate the Phoibos Argo Bronze highly for its aesthetic appeal and the quality of its movement.

Seiko Prospex Sea 1968 Heritage Diver's GMT

The Seiko Prospex Sea 1968 Heritage Diver's GMT is widely praised for its build quality, finishing, and comfortable wearability, offering good value for its price point. Owners and reviewers highlight the attractive silver/white sunray dial, blue ceramic bezel, and the premium feel of the improved bracelet clasp with excellent micro-adjustment. The Caliber 6R54 movement provides a 72-hour power reserve, and real-world accuracy often exceeds its stated range of +25 to -15 seconds per day, with some owners reporting figures around +3 to +5 seconds per day. However, the caller-style GMT functionality is a point of contention for some, who find the GMT scale difficult to read and prefer a flyer GMT at this price. Some also find the crown position at 4 o'clock undesirable, and a few note a lack of dial contrast or illegibility of the inner bezel.

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