Side by side

Hamilton Khaki Aviation Pilot Pioneer Mechanical BronzevsZelos Spearfish GMT

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

Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

10 of 29 specs differ
Diameter
Khaki Aviation Pilot Pioneer Mechanical Bronze43mm
Spearfish GMT40mm
Power Reserve
Khaki Aviation Pilot Pioneer Mechanical Bronze50h
Spearfish GMT40h
Water Resistance
Khaki Aviation Pilot Pioneer Mechanical Bronze100m
Spearfish GMT200m
MSRP
Khaki Aviation Pilot Pioneer Mechanical Bronze$1,795
Spearfish GMT$999

Full specifications

Case

5 specs
Category
Pilot
GMT
Diameter
43mm
40mm
Lug-to-Lug
46mm
40mm
Material
Titanium
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
White
Frost

Movement

3 specs
Caliber
ETA 6498-1
Sellita SW330-2
Type
Manual
Automatic
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$1,795
$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 Aviation Pilot Pioneer Mechanical Bronze

Owners and reviewers praise the Hamilton Khaki Aviation Pilot Pioneer Mechanical Bronze for its romantic aviation appeal, authentic pilot design, and light, versatile case. The dial texture is noted as superior to stock photos, and the tan lume harmonizes with the bronze case. Accuracy is reported as excellent, with one owner seeing +1-2s/day. The joy of winding the oversized crown is a recurring positive, though some find it rough initially. The watch is considered good value by some, offering hand-wind and small seconds with heritage, though others feel it shares technology with more affordable models. Concerns are raised about the mineral crystal scratching more easily than sapphire, with one instance of breakage. The bezel's detents are described as unremarkable, and the stock strap has a paper-like feel. Some owners report a 48-click bezel, while others have a 60-click version.

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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