Side by side

Seiko Prospex SPEEDTIMERvsWilliam Wood Valiant

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

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.

William Wood Valiant

William Wood The Watch is praised for its fun, well-themed packages and unique design elements inspired by historical and heroic themes. Reviewers note impressive finishing and functional collector's boxes. One model features a 41mm stainless steel case and a Sellita SW510 movement with a 48-hour power reserve, while another has a 42mm bronze case with striking red accents. Design inspirations include fire alarm-themed exhibition casebacks, fire engine dashboard sub-dials, ship's engine order telegraph dials, and NYC skyline casebacks. On balance, William Wood The Watch is a well-finished, thematically rich offering for enthusiasts.

At a glance

13 of 29 specs differ
Diameter
Prospex SPEEDTIMER39mm
Valiant41mm
Power Reserve
Prospex SPEEDTIMER
Valiant
Water Resistance
Prospex SPEEDTIMER100m
Valiant100m
MSRP
Prospex SPEEDTIMER$725
Valiant$820

Full specifications

Case

5 specs
Category
Chronograph
Diver
Diameter
39mm
41mm
Thickness
13.3mm
15mm
Lug-to-Lug
45.5mm
49mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Dial Color
Black
Lume
LumiBrite on hands and index(es)
None

Movement

2 specs
Caliber
V192
Seiko NH35
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$725
$820
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