Laco HockenheimvsSeiko Prospex Speedtimer Solar Chronograph Limited Edition

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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 Solar Chronograph Limited Edition at true scale

Prospex Speedtimer Solar Chronograph Limited Edition

Diameter

42mm

39mm

Lug-to-Lug

n/a

45.5mm

Thickness

14.2mm

13.3mm

lowest

Water Resistance

100m

100m

Power Reserve

40h

n/a

MSRP

$2,400

$700

lowest

Movement

Valjoux 7750

Seiko V192

Case

4 specs
Diameter
42mm
39mm
Thickness
14.15mm
13.3mm
Lug-to-Lug
n/a
45.5mm
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 V192
Type
Automatic
Quartz
Power Reserve
40h
0h

Pricing

1 specs
MSRP
$2,400
$700
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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 Solar Chronograph Limited Edition

The Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition is widely praised for its attractive retro-inspired looks, good proportions, and functional solar dials. Owners and reviewers consistently highlight its vintage-inspired design, with some noting its neo-vintage Daytona flair and Pogue-inspired colorways. The 39mm case size is considered highly wearable and appealing for a vintage feel, and the chronograph pushers are described as a joy to operate. The solar-powered V192 movement is appreciated for its low-maintenance wearability and accuracy of ±15 seconds per month, with a power reserve of up to six months. However, some reviewers find the sub-dials and date window can be hard to read in certain lighting, and the bracelet clasp offers limited micro-adjustment. One owner also noted a slightly misaligned chronograph seconds hand at zero.