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Seiko Prospex SPEEDTIMER Mechanical ChronographvsTissot PRX

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.

Seiko Prospex SPEEDTIMER Mechanical Chronograph

The Seiko Prospex SPEEDTIMER Mechanical Chronograph is praised for its handsome, heritage-inspired design with a clean, balanced dial and an external tachymeter bezel. Reviewers highlight the upgraded case and bracelet, noting improved comfort and good value for a well-designed chronograph with an in-house movement. The caliber 8R48 movement features a vertical clutch and column wheel with MEMS technology for durability and precision. Points to consider include the 4:30 date window and a 14.6mm thickness, while the 45-hour power reserve is noted as an area for potential improvement. On balance, reviewers find the Seiko Prospex SPEEDTIMER Mechanical Chronograph to be a solid offering with good value, particularly for its design and in-house movement.

Tissot PRX

The Tissot PRX is widely praised for its exceptional value, with multiple sources highlighting its finishing and bracelet quality that punch well above its price point. Owners and reviewers consistently commend its comfortable wearability, citing the 40mm case size and slender profile, with one noting a 10.5mm thickness. The integrated bracelet is frequently mentioned for its shine and refined look, contributing to a luxurious feel. The dial's unique pattern is also a point of appreciation, adding to its aesthetic appeal. One owner noted a specific issue with a chronograph hand reset and subsequent dust on hands after service. Overall, owners and reviewers rate the Tissot PRX highly for its impressive finishing and bracelet quality at an accessible price, making it a compelling option for a daily wearer.

From video reviewers

The integrated bracelet design is a key feature. The lack of micro-adjustments on the bracelet is a drawback. Reviewers disagreed on the value proposition of the chronograph version compared to the Powermatic 80.

At a glance

12 of 29 specs differ
Diameter
Prospex SPEEDTIMER Mechanical Chronograph42mm
PRX42mm
Power Reserve
Prospex SPEEDTIMER Mechanical Chronograph45h
PRX60h
Water Resistance
Prospex SPEEDTIMER Mechanical Chronograph100m
PRX100m
MSRP
Prospex SPEEDTIMER Mechanical Chronograph$2,500
PRX$2,150

Full specifications

Case

3 specs
Thickness
14.6mm
14.54mm
Lug-to-Lug
49.5mm
41.5mm
Lug Width
20mm
13mm

Crystal & Dial

5 specs
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
White
Indices
Indexes
Lume
LumiBrite on hands and index(es)
Super-LumiNova ®

Movement

3 specs
Caliber
8R48
Valjoux A05.H31
Power Reserve
45h
60h
Jewels
34
0

Pricing

1 specs
MSRP
$2,500
$2,150
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