Side by side

Seiko Prospex SPEEDTIMERvsSeiko Prospex Sea

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

Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $2,200
Prospex Sea
SeikoProspex Sea
MSRP $795

At a glance

11 of 29 specs differ
Diameter
Prospex SPEEDTIMER42mm
Prospex Sea34mm
Power Reserve
Prospex SPEEDTIMER40h
Prospex Sea40h
Water Resistance
Prospex SPEEDTIMER100m
Prospex Sea200m
MSRP
Prospex SPEEDTIMER$2,200
Prospex Sea$795

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
42mm
34mm
Thickness
12.9mm
8.7mm
Lug-to-Lug
49.6mm
40.8mm
Lug Width
20mm
16mm
Water Resistance
100m
200m

Crystal & Dial

2 specs
Crystal Shape
Curved
Flat
AR Coating
Super-clear coating
Anti-reflective coating on inner surface

Movement

2 specs
Caliber
5X83
6N01
Jewels
14
25

Pricing

1 specs
MSRP
$2,200
$795

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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.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER for its unique dial colors and vintage-inspired design, with many appreciating its compact 39mm case size and 100m or 200m water resistance. Reviewers and owners note the V192 solar movement’s power reserve indicator and its reliability, though some owners express a preference for automatic movements. One owner finds the $700 price for a solar quartz model expensive, while another criticizes the €860 price point and desires a thinner case and a bracelet with quick-release or micro-adjustment. On balance, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER for its distinctive aesthetic and versatile wearability, despite some reservations about its price and case thickness.

Seiko Prospex Sea

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superb lume, with many appreciating its comfortable wearability due to its case shape and lug-to-lug distance. Reviewers consistently highlight its impressive finishing and classic dive watch design, often noting the bright LumiBrite lume. Some owners find the watch to be large, thick, and heavy, while others consider it the perfect size, indicating a split opinion on wearability for smaller wrists. The power reserve from some movements is noted as less than newer variants, and the clasp quality receives mixed feedback. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional finishing and value proposition in the dive watch market.

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