Side by side

Hamilton Khaki Field Pioneer AutomatiquevsZelos Spearfish GMT

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

Khaki Field Pioneer Automatique
HamiltonKhaki Field Pioneer Automatique
MSRP $895
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

11 of 29 specs differ
Diameter
Khaki Field Pioneer Automatique42mm
Spearfish GMT40mm
Power Reserve
Khaki Field Pioneer Automatique80h
Spearfish GMT40h
Water Resistance
Khaki Field Pioneer Automatique100m
Spearfish GMT200m
MSRP
Khaki Field Pioneer Automatique$895
Spearfish GMT$999

Full specifications

Case

7 specs
Category
Field
GMT
Diameter
42mm
40mm
Thickness
11.7mm
13mm
Lug-to-Lug
46mm
40mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
Beige
Frost

Movement

2 specs
Caliber
H-10
Sellita SW330-2
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$895
$999

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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.

Hamilton Khaki Field Pioneer Automatique

Owners widely report the bracelet quality is a notable drawback for the price, and some find the dial basic and lacking legibility due to the absence of AR coating. However, the Hamilton Khaki Field Pioneer Automatique is praised for its accurate movement featuring an 80-hour power reserve, and its lug-to-lug dimension is noted as near-perfect for smaller wrists. The inclusion of a 24-hour scale is appreciated. Overall, owners find the Hamilton Khaki Field Pioneer Automatique to be just okay for its asking price new, with the movement's performance being a key positive aspect.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

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