Side by side

Spinnaker Cahill AutomaticvsZelos Hammerhead 43 Field

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

Cahill Automatic
SpinnakerCahill Automatic
MSRP $350
Hammerhead 43 Field
ZelosHammerhead 43 Field
MSRP $399

At a glance

9 of 29 specs differ
Diameter
Cahill Automatic42mm
Hammerhead 43 Field43mm
Power Reserve
Cahill Automatic40h
Hammerhead 43 Field40h
Water Resistance
Cahill Automatic200m
Hammerhead 43 Field300m
MSRP
Cahill Automatic$350
Hammerhead 43 Field$399

Full specifications

Case

5 specs
Category
Diver
Field
Diameter
42mm
43mm
Thickness
13.7mm
13mm
Lug-to-Lug
51mm
43mm
Water Resistance
200m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Green
Purple

Movement

1 specs
Caliber
SII NH35A
Seiko NH38

Pricing

1 specs
MSRP
$350
$399

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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.

Zelos Hammerhead 43 Field

The Zelos Hammerhead 43 Field is praised for its unique bronze case patina potential, masculine angular design, and fantastic lume. Owners also highlight the lovely Mosaic Ember and purple agate dials. However, some owners feel the 43mm case wears large, suited for wrists 7.5 inches and up, and a reviewer notes its substantial 17mm thickness. The rubber strap is disliked for making the watch feel top-heavy, and the date window is considered tiny and hard to see. Some owners express disappointment with the NH movement. Overall, owners and reviewers rate the Zelos Hammerhead 43 Field well for its distinctive design and dial appeal at its price point.

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