Side by side

Spinnaker Cahill AutomaticvsSeiko DressKX

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

Cahill Automatic
SpinnakerCahill Automatic
MSRP $350
DressKX
SeikoDressKX
MSRP $315

At a glance

14 of 29 specs differ
Diameter
Cahill Automatic42mm
DressKX40mm
Power Reserve
Cahill Automatic40h
DressKX41h
Water Resistance
Cahill Automatic200m
DressKX100m
MSRP
Cahill Automatic$350
DressKX$315

Full specifications

Case

7 specs
Category
Diver
Sport
Diameter
42mm
40mm
Thickness
13.7mm
11.5mm
Lug-to-Lug
51mm
44.6mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Green
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
SII NH35A
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$350
$315

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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 DressKX

The Seiko 5 Sports SKX series is widely praised as a gateway mechanical watch offering exceptional value and iconic status, with owners appreciating its ruggedness, tool-like authenticity, and moddability. Many owners report the 4R36/NH36 movement achieves accuracy of +/-5 to 10 seconds per day, far exceeding its stated specifications, and the stock Jubilee bracelet is noted as surprisingly comfortable. Some owners find the Seiko 5 Sports SKX series bulky and less aesthetically pleasing than newer models, with others noting its specifications lag behind contemporary watches. The Seiko 5 Sports SKX series is considered a decent watch, especially when found under £200, but it's not the serious tool watch the original SKX was, lacking a screw-down crown, bezel pip, and ISO rating. Overall, owners rate the Seiko 5 Sports SKX series highly for its iconic dive watch lineage and excellent value at the price point.

From video reviewers

The clean dial and versatile dressy look are praised. The overall thickness and handset are points of contention.

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