Side by side

Phoibos Eagle Ray DatevsSeiko Monster

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

Eagle Ray Date
PhoibosEagle Ray Date
MSRP $480
Monster
SeikoMonster
MSRP $550

At a glance

11 of 29 specs differ
Diameter
Eagle Ray Date40mm
Monster42.4mm
Power Reserve
Eagle Ray Date40h
Monster41h
Water Resistance
Eagle Ray Date200m
Monster200m
MSRP
Eagle Ray Date$480
Monster$550

Full specifications

Case

3 specs
Diameter
40mm
42.4mm
Thickness
12mm
13.4mm
Lug-to-Lug
46mm
49.4mm

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
AR Coating
Yes
Inner
Dial Color
Green
Black
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9015
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$480
$550

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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 Date

Owners widely praise the Phoibos Eagle Ray Date's design and value, with one owner specifically noting the attractive logo and another finding it well-made for its price. The watch features a 41mm case, a ceramic bezel, and a date window at 6 o'clock, powered by a Miyota 9015 automatic movement with a 42-hour power reserve. One owner reported receiving a non-functional unit and experiencing poor customer service. On balance, owners value the Phoibos Eagle Ray Date for its design and price point, despite a reported instance of a defective unit and customer service issues.

Seiko Monster

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superb lume, with many noting its comfortable wearability. Reviewers consistently highlight its impressive finishing and classic dive watch design, often comparing it favorably to older models. Some owners find the size substantial, with one noting it as big, thick, and heavy on a 6.5-inch wrist, while others find it perfect. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional value and robust, classic dive watch design.

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