Side by side

Spinnaker PopeyevsSeiko Monster

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

Popeye
SpinnakerPopeye
MSRP $395
Monster
SeikoMonster
MSRP $550

At a glance

13 of 29 specs differ
Diameter
Popeye43mm
Monster42.4mm
Power Reserve
Popeye40h
Monster41h
Water Resistance
Popeye150m
Monster200m
MSRP
Popeye$395
Monster$550

Full specifications

Case

6 specs
Diameter
43mm
42.4mm
Thickness
13mm
13.4mm
Lug-to-Lug
51mm
49.4mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
150m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Popeye Blue
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
SII NH35A
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$395
$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.

Spinnaker Popeye

The Spinnaker Popeye is a fun, playful dive watch with extensive lume and a dramatic, ultra-domed sapphire crystal. Owners are drawn to the nostalgia and playful styling, though some find the cartoon theme cheapens the look and the 42mm case too thick. The rubber strap can be stiff, and some owners report poor customer service. Overall, owners and reviewers appreciate the Spinnaker Popeye for its unique, nostalgic design and extensive lume.

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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