Side by side

Spinnaker Cahill AutomaticvsSeiko Coutura

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

Cahill Automatic
SpinnakerCahill Automatic
MSRP $350
Coutura
SeikoCoutura
MSRP $550

At a glance

11 of 29 specs differ
Diameter
Cahill Automatic42mm
Coutura42mm
Power Reserve
Cahill Automatic40h
Coutura40h
Water Resistance
Cahill Automatic200m
Coutura100m
MSRP
Cahill Automatic$350
Coutura$550

Full specifications

Case

6 specs
Category
Diver
Chronograph
Thickness
13.7mm
11.8mm
Lug-to-Lug
51mm
50.2mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

2 specs
Dial Color
Green
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
SII NH35A
8T63
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$350
$550

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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 Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

Seiko Coutura

Owners widely praise the Seiko Coutura for its wear-resistant metal treatments, with one reporting minimal scratching after six years. The solar perpetual calendar and radio-controlled accuracy are noted as appealing features, alongside its attractive aesthetic and quality for the price. However, some find the design too busy, gaudy, or not suitable for daily wear, with mixed opinions on the proprietary bracelet. One owner flagged the solar power reserve as problematic, requiring constant light exposure. Overall, owners appreciate the Seiko Coutura for its functional solar and radio-controlled movement and durable build, despite some polarizing design elements.

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