Side by side

Phoibos Eagle RayvsSeiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

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

Eagle Ray
PhoibosEagle Ray
MSRP $360

At a glance

10 of 29 specs differ
Diameter
Eagle Ray41mm
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm
Power Reserve
Eagle Ray40h
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h
Water Resistance
Eagle Ray200m
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m
MSRP
Eagle Ray$360
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800

Full specifications

Case

3 specs
Diameter
41mm
39.5mm
Thickness
13mm
12.3mm
Lug-to-Lug
47mm
47.2mm

Crystal & Dial

3 specs
Crystal Shape
Flat
Box
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
6L37
Power Reserve
40h
45h
Jewels
25
26

Pricing

1 specs
MSRP
$360
$2,800

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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 Eagle Ray

The Phoibos Eagle Ray is praised for its solid build quality and affordable GMT functionality. Owners appreciate its sawtooth bezel and crown, finding it a great value for its price and features. Overall, owners rate the Phoibos Eagle Ray highly for its functional GMT complication and robust construction at an accessible price point.

Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

The Seiko Prospex Marinemaster 1965 Heritage Diver's Watch is praised for its faithful re-creation of the 62MAS design, with reviewers noting improved wearability due to smaller case sizes (38mm to 40mm) and updated bracelets. Specific models feature a stainless steel case with super-hard coating, ceramic bezel, and a tool-free extension system on the bracelet. Accuracy figures vary, with one model rated at -5/+10 seconds per day and another at -10/+15 seconds per day, powered by movements like the Caliber 8L45 or 6L37 offering 72-hour or 46-hour power reserves respectively. Some reviewers point out drawbacks such as an unsigned winding crown, a lack of tool-free micro-adjust on the clasp for certain models, and a secondary GMT function on one variant. The price point, ranging from $2,800 to $3,600, is considered high by some, especially when compared to other Seiko or Grand Seiko offerings.

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