Seiko Prospex SpeedtimervsTool Watch Co TWCO. Rally Chronograph Red on Silver

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Seiko Prospex Speedtimer at true scale

Prospex Speedtimer

Tool Watch Co TWCO. Rally Chronograph Red on Silver at true scale

TWCO. Rally Chronograph Red on Silver

Diameter

39mm

38mm

Lug-to-Lug

45.5mm

lowest

46.4mm

Thickness

13.3mm

12.3mm

lowest

Water Resistance

100m

highest

30m

MSRP

$725

$395

lowest

Movement

Seiko V192

Seiko VK64

Case

4 specs
Diameter
39mm
38mm
Thickness
13.3mm
12.3mm
Lug-to-Lug
45.5mm
46.4mm
Water Resistance
100m
30m

Crystal & Dial

4 specs
Crystal
Sapphire
n/a
Crystal Shape
Curved
n/a
AR Coating
Anti-reflective coating on inner surface
n/a
Lume
LumiBrite on hands and index(es)
None

Movement

2 specs
Caliber
Seiko V192
Seiko VK64
Type
Quartz
Meca-Quartz

Pricing

1 specs
MSRP
$725
$395
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Reviews

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 vintage-inspired design and versatility as an everyday watch. Some owners find the 39mm case size comfortable and well-suited for active use. Reviewers note the solar-powered V192 movement offers a six-month power reserve. Criticisms include the watch's thickness, which some find to be between 13-15mm, and the 24-hour subdial. The price point is a recurring point of contention, with some owners questioning the value for a solar quartz chronograph. On balance, owners and reviewers find the Seiko Prospex SPEEDTIMER a capable and attractive watch, with its design being the most frequently cited positive attribute.

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.

Tool Watch Co TWCO. Rally Chronograph Red on Silver

Owners praise the stunning silver dial and adorable chronograph function of the Tool Watch Co TWCO. Rally Chronograph Red on Silver. The watch is powered by a Seiko VK64 meca-quartz movement. Overall, owners are very impressed with the Tool Watch Co TWCO. Rally Chronograph Red on Silver, particularly appreciating its attractive dial and chronograph complication.