Knot Watches TSC-40TI ChronographvsSeiko Prospex SPEEDTIMER

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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.

Knot Watches TSC-40TI Chronograph at true scale

TSC-40TI Chronograph

Seiko Prospex SPEEDTIMER at true scale

Prospex SPEEDTIMER

Diameter

40mm

39mm

Lug-to-Lug

n/a

45.5mm

Thickness

11mm

lowest

13.3mm

Water Resistance

100m

100m

MSRP

$266

lowest

$725

Movement

Seiko (Epson) VR43

Seiko V192

Case

5 specs
Diameter
40mm
39mm
Thickness
11mm
13.3mm
Lug-to-Lug
n/a
45.5mm
Lug Width
18mm
20mm
Material
Titanium
Stainless Steel

Crystal & Dial

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

Movement

2 specs
Caliber
Seiko (Epson) VR43
Seiko V192
Type
Solar
Quartz

Pricing

1 specs
MSRP
$266
$725
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Reviews

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

Knot Watches TSC-40TI Chronograph

Owners widely praise the Knot Watches TSC-40TI Chronograph for its good design and value, with multiple users highlighting its light weight and clean aesthetic. The Seiko solar movement is noted as functional, and the small seconds hand accurately hits its marks. One owner appreciates the soft, ready-to-wear leather strap and the light cream dial with an orange second hand. However, one owner found the 39mm case and 18mm strap slightly slimmer than desired. Overall, owners rate the Knot Watches TSC-40TI Chronograph highly for its value and wearability.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER for its vintage-inspired design and versatility as an everyday watch. Some owners find the 39mm case size comfortable and well-suited for active use. Reviewers note the solar-powered V192 movement offers a six-month power reserve. Criticisms include the watch's thickness, which some find to be between 13-15mm, and the 24-hour subdial. The price point is a recurring point of contention, with some owners questioning the value for a solar quartz chronograph. On balance, owners and reviewers find the Seiko Prospex SPEEDTIMER a capable and attractive watch, with its design being the most frequently cited positive attribute.

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.

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