Side by side

Seiko Prospex SPEEDTIMER Mechanical ChronographvsWilliam Wood Fearless

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

Fearless
William WoodFearless
MSRP $920

At a glance

12 of 29 specs differ
Diameter
Prospex SPEEDTIMER Mechanical Chronograph42mm
Fearless39mm
Power Reserve
Prospex SPEEDTIMER Mechanical Chronograph45h
Fearless40h
Water Resistance
Prospex SPEEDTIMER Mechanical Chronograph100m
Fearless100m
MSRP
Prospex SPEEDTIMER Mechanical Chronograph$2,500
Fearless$920

Full specifications

Case

4 specs
Category
Chronograph
Diver
Diameter
42mm
39mm
Thickness
14.6mm
14mm
Lug-to-Lug
49.5mm
39mm

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Yellow
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
8R48
Seiko NH35
Power Reserve
45h
40h
Jewels
34
25

Pricing

1 specs
MSRP
$2,500
$920

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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 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.

William Wood Fearless

The William Wood Fearless is noted for its wearable 39mm case size and comfortable 45mm lug-to-lug, with a matte black ion-plated finish and colorful rehaut accents. Reviewers highlight its recycled fire hose strap and 100m water resistance, stemming from its firefighter heritage. The Seiko NH35 movement is considered accurate for its price point. On balance, reviewers find the William Wood Fearless to be a well-finished field watch with unique heritage elements.

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