Side by side

Hamilton Khaki Aviation Converter AutovsLongines HYDROCONQUEST

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

Khaki Aviation Converter Auto
HamiltonKhaki Aviation Converter Auto
MSRP $1,345
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,000

At a glance

20 of 29 specs differ
Diameter
Khaki Aviation Converter Auto42mm
HYDROCONQUEST41mm
Power Reserve
Khaki Aviation Converter Auto80h
HYDROCONQUEST72h
Water Resistance
Khaki Aviation Converter Auto100m
HYDROCONQUEST300m
MSRP
Khaki Aviation Converter Auto$1,345
HYDROCONQUEST$2,000

Full specifications

Case

9 specs
Category
Pilot
Diver
Diameter
42mm
41mm
Thickness
10.87mm
11.9mm
Lug-to-Lug
46mm
53.5mm
Lug Width
20mm
21mm
Material
Stainless Steel
Ceramic
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Green
Indices
Applied

Movement

6 specs
Caliber
H-10
L888.5
Beat Rate
28,800 vph
0 vph
Power Reserve
80h
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$1,345
$2,000

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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 Converter Auto

The Hamilton Khaki Aviation Converter Auto is recognized for its classic pilot's watch aesthetic, featuring a functional bi-directional slide rule bezel with a mineral glass insert for scratch protection. Reviewers highlight its instrument-heavy design, well-balanced dial, and robust 42mm or 44mm case with a satin-brushed finish and polished accents. The watch is equipped with applied indexes and hands filled with Super-LumiNova for legibility, and a flat sapphire crystal with double anti-reflective coating. The automatic models utilize the H-10 movement, offering a 60-hour power reserve, while the chronograph version uses the H-21-Si movement. Overall, reviewers praise the Hamilton Khaki Aviation Converter Auto for its attractive, functional pilot's watch design and robust build at its price point.

Longines HYDROCONQUEST

Owners widely praise the Longines Hydroconquest for its attractive sunburst blue dial and accurate timekeeping, with one owner reporting a loss of only 2 seconds per day. However, the bracelet is frequently criticized for lacking micro-adjustments and having pinch-prone links, and the screw-down crown is noted as inconvenient and difficult to operate by multiple owners. Some owners also flag the bezel action as ratchety with back play, and one owner found the lugs sharp and the overall design uncomfortable, leading them to sell the watch. On balance, owners appreciate the Longines Hydroconquest's aesthetic appeal and value, despite significant reservations about its bracelet and crown usability.

From video reviewers

The bezel action is praised for its smooth and precise rotation. Lume brightness is a shared weakness, found to be somewhat lacking. Reviewers disagreed on the watch's value proposition compared to alternatives.

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