Side by side

Hamilton Khaki Aviation Khaki Pilot Pioneer Auto ChronovsSpinnaker Cahill Automatic

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

Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

10 of 29 specs differ
Diameter
Khaki Aviation Khaki Pilot Pioneer Auto Chrono41mm
Cahill Automatic42mm
Power Reserve
Khaki Aviation Khaki Pilot Pioneer Auto Chrono60h
Cahill Automatic40h
Water Resistance
Khaki Aviation Khaki Pilot Pioneer Auto Chrono100m
Cahill Automatic200m
MSRP
Khaki Aviation Khaki Pilot Pioneer Auto Chrono$1,995
Cahill Automatic$350

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
41mm
42mm
Thickness
16mm
13.7mm
Lug-to-Lug
46mm
51mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
Beige
Green

Movement

2 specs
Caliber
H-31
SII NH35A
Power Reserve
60h
40h

Pricing

1 specs
MSRP
$1,995
$350

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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 Khaki Pilot Pioneer Auto Chrono

Owners widely praise the Hamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono for its excellent dial legibility and unique, vintage-inspired design, with some noting its thinness and 72-hour power reserve. Reviewers highlight its charismatic, function-forward military aesthetic and attractive dial execution. The watch is considered a wise starting point for a chronograph under $2,000, with observed accuracy around +/- 4 seconds per day and a 60-hour power reserve. Some owners find the non-screw-down crown limits water confidence, and one reviewer notes the mineral crystal scratches more easily than sapphire. The price is considered a bit punchy by one source. On balance, owners and reviewers rate the Hamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono highly for its handsome, utilitarian design and value.

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.

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