Side by side

Serket Watch Co Blackpool GMTvsSeiko Prospex Sea

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

Blackpool GMT
Serket Watch CoBlackpool GMT
MSRP $379
Prospex Sea
SeikoProspex Sea
MSRP $595
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Serket Watch Co Blackpool GMT

The Serket Watch Co Blackpool GMT is widely praised for its finishing, design, and value, with its 40mm size considered ideal for wearability. Owners appreciate its luxurious yet functional GMT experience at an affordable price, making it suitable for both casual and formal occasions. However, the lume is considered poor, and one owner finds the bezel action too loose and untrustworthy for timing. On balance, owners rate the Serket Watch Co Blackpool GMT highly for its attractive design and wearability at the price point.

Seiko Prospex Sea

Owners and reviewers widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many noting its comfortable wearability and faithful design recreations. Some owners report the watch can feel big, thick, and heavy on smaller wrists, while others find the sizing perfect. The bezel action is frequently highlighted as smooth and precise, often exceeding that of less expensive models. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its impressive finishing and value proposition.

At a glance

11 of 29 specs differ
Diameter
Blackpool GMT40mm
Prospex Sea41.7mm
Power Reserve
Blackpool GMT
Prospex Sea41h
Water Resistance
Blackpool GMT200m
Prospex Sea200m
MSRP
Blackpool GMT$379
Prospex Sea$595

Full specifications

Case

4 specs
Category
Diver
Diameter
40mm
41.7mm
Thickness
11.5mm
12.3mm
Lug-to-Lug
47mm
49.5mm

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Beige
Black
Lume
SuperLuminova
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Seiko NH34
4R35
Power Reserve
41h
Jewels
25
23

Pricing

1 specs
MSRP
$379
$595
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