Side by side

Seiko Prospex SPEEDTIMER MechanicalvsSeiko Prospex SPEEDTIMER

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

The Seiko Prospex SPEEDTIMER Mechanical is praised for its visually appealing design and comfortable wearability, with owners frequently using its chronograph function for daily tasks. Reviewers note its clean dial layout and LumiBrite treated hands and markers, and one source highlights the 72-hour power reserve of the 6R55 movement. However, some owners criticize its chronograph functionality and the 24-hour subdial. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its daily usability and refined aesthetics.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER's gorgeous, unique red dial and vintage-inspired design, finding it a sturdy and reliable everyday watch. Some owners, however, question the value proposition at around $700 for a solar quartz model, citing its 13-15mm thickness and the 24-hour subdial as drawbacks. Accuracy figures vary, with one owner reporting +1/+2 seconds per day, while another notes the V192 solar movement offers a six-month power reserve. Overall, owners and reviewers find the Seiko Prospex SPEEDTIMER a capable and versatile chronograph, with its striking dial and everyday wearability being the most frequently cited strengths.

From video reviewers

The Seiko Prospex SPEEDTIMER's solar movement provides reliable power without battery replacements and accurate timekeeping, with a claimed accuracy of ±15 seconds per month. A notable trade-off is the watch's slightly thicker profile and somewhat lacking lume brightness. Reviewers disagree on whether the bezel action is smooth and clicky, with one reviewer praising it and the other not mentioning it.

At a glance

9 of 29 specs differ
Diameter
Prospex SPEEDTIMER Mechanical39.5mm
Prospex SPEEDTIMER39mm
Power Reserve
Prospex SPEEDTIMER Mechanical72h
Prospex SPEEDTIMER
Water Resistance
Prospex SPEEDTIMER Mechanical200m
Prospex SPEEDTIMER100m
MSRP
Prospex SPEEDTIMER Mechanical$995
Prospex SPEEDTIMER$725

Full specifications

Case

4 specs
Diameter
39.5mm
39mm
Thickness
12mm
13.3mm
Lug-to-Lug
44.5mm
45.5mm
Water Resistance
200m
100m

Movement

4 specs
Caliber
6R55
V192
Type
Automatic
Quartz
Power Reserve
72h
0h
Jewels
24
0

Pricing

1 specs
MSRP
$995
$725
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Seiko Prospex SPEEDTIMER Mechanical vs Seiko Prospex SPEEDTIMER gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.