Monterey Watch Co. Slipstream ChronographvsSeiko 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.

Monterey Watch Co. Slipstream Chronograph at true scale

Slipstream Chronograph

Seiko Prospex Speedtimer Solar Chronograph Limited Edition at true scale

Prospex Speedtimer Solar Chronograph Limited Edition

Diameter

42mm

39mm

Lug-to-Lug

48mm

45.5mm

lowest

Thickness

13.5mm

13.3mm

lowest

Water Resistance

50m

100m

highest

MSRP

$489

lowest

$700

Movement

Seagull ST1901

Seiko V192

Case

5 specs
Category
Watch
Chronograph
Diameter
42mm
39mm
Thickness
13.5mm
13.3mm
Lug-to-Lug
48mm
45.5mm
Water Resistance
50m
100m

Crystal & Dial

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

Movement

2 specs
Caliber
Seagull ST1901
Seiko V192
Type
Manual
Quartz

Pricing

1 specs
MSRP
$489
$700
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Reviews

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

Monterey Watch Co. Slipstream Chronograph

Owners widely praise the Monterey Watch Co. Slipstream Chronograph for its solid quality and good pricing, with the brand owner's hands-on customer service and knowledge being a significant draw. The included leather strap is comfortable and requires no break-in, though the 22mm lug width necessitates new NATO straps. On balance, owners rate the Monterey Watch Co. Slipstream Chronograph highly for its value proposition and attentive customer support.

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.