Laco HockenheimvsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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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.

Laco Hockenheim at true scale

Hockenheim

Seiko Prospex SPEEDTIMER Mechanical Chronograph at true scale

Prospex SPEEDTIMER Mechanical Chronograph

Diameter

42mm

42mm

Lug-to-Lug

n/a

49.5mm

Thickness

14.2mm

lowest

14.6mm

Water Resistance

100m

100m

Power Reserve

40h

45h

highest

MSRP

$2,400

lowest

$2,500

Movement

Valjoux 7750

Seiko 8R48

Case

3 specs
Thickness
14.15mm
14.6mm
Lug-to-Lug
n/a
49.5mm
Lug Width
21mm
20mm

Crystal & Dial

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

Movement

3 specs
Caliber
Valjoux 7750
Seiko 8R48
Power Reserve
40h
45h
Jewels
0
34

Pricing

1 specs
MSRP
$2,400
$2,500
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Laco Hockenheim

Owners praise the Laco Hockenheim's Type B dial for legibility and lume. One owner reports consistent accuracy of +2.5 seconds per day and finds the manual winding feel superior to automatics. The community generally considers the quality decent, though not on par with higher-end brands. Some owners appreciate the chronograph's reduced 42mm case size. Overall, owners rate the Laco Hockenheim highly for its legible Type B dial and reliable timekeeping.

Seiko Prospex SPEEDTIMER Mechanical Chronograph

The Seiko Prospex SPEEDTIMER Mechanical Chronograph is praised for its handsome, heritage-inspired design and clean, balanced dial layout, enhanced by an external tachymeter bezel. Reviewers note the adequate caliber 8R48 movement, which features a vertical clutch and column wheel with MEMS technology for durability and precision. The refined bracelet offers improved comfort, and the overall package is considered good value for a well-designed chronograph with an in-house movement. Points to consider include the 4:30 date window and a thickness of 14.6mm, while the 45-hour power reserve is an area for potential improvement. On balance, reviewers rate the Seiko Prospex SPEEDTIMER Mechanical Chronograph highly for its attractive design and solid chronograph functionality at its price point.

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