Side by side

Sternglas MerionvsSeiko Prospex Sea

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

What people say

Owners + reviewers, side by side

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

Sternglas Merion

The value proposition of the Sternglas Merion is consistently praised by reviewers. Reviewers disagree on whether the Sternglas Merion is the best dive watch under €500.

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

10 of 29 specs differ
Diameter
Merion41mm
Prospex Sea41.7mm
Power Reserve
Merion41h
Prospex Sea41h
Water Resistance
Merion200m
Prospex Sea200m
MSRP
Merion$701
Prospex Sea$595

Full specifications

Case

3 specs
Diameter
41mm
41.7mm
Thickness
14mm
12.3mm
Lug-to-Lug
49mm
49.5mm

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko TMI NH35
Seiko 4R35
Power Reserve
41h
41h
Jewels
23

Pricing

1 specs
MSRP
$701
$595
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