Side by side

Spinnaker Croft PioneervsSeiko Prospex SPEEDTIMER

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

Croft Pioneer
SpinnakerCroft Pioneer
MSRP $199
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $725

At a glance

12 of 29 specs differ
Diameter
Croft Pioneer42mm
Prospex SPEEDTIMER39mm
Power Reserve
Croft Pioneer40h
Prospex SPEEDTIMER40h
Water Resistance
Croft Pioneer100m
Prospex SPEEDTIMER100m
MSRP
Croft Pioneer$199
Prospex SPEEDTIMER$725

Full specifications

Case

5 specs
Category
Diver
Chronograph
Diameter
42mm
39mm
Thickness
12mm
13.3mm
Lug-to-Lug
47mm
45.5mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

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

Movement

2 specs
Caliber
SII NH35A
V192
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$199
$725

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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.

Spinnaker Croft Pioneer

Owners widely praise the Spinnaker Croft Pioneer for its detailed workmanship and attractive dial tones that appear distinct in sunlight, with one owner reporting excellent timekeeping of zero gain or loss over two days. However, some owners report the watch keeping poor time, losing five minutes in a day, and find the crown difficult to spin. The leather strap is also noted as rigid. On balance, owners rate the Spinnaker Croft Pioneer highly for its unique aventurine dial and wrist presence at the $130 price point.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER's gorgeous, unique red dial and vintage-inspired design, finding it a sturdy and reliable everyday watch. Some owners, however, question the value proposition at around $700 for a solar quartz model, citing its 13-15mm thickness and the 24-hour subdial as drawbacks. Accuracy figures vary, with one owner reporting +1/+2 seconds per day, while another notes the V192 solar movement offers a six-month power reserve. Overall, owners and reviewers find the Seiko Prospex SPEEDTIMER a capable and versatile chronograph, with its striking dial and everyday wearability being the most frequently cited strengths.

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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