Side by side

Hamilton Khaki Aviation Day Date AutovsLorier Hyperion SII

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

Khaki Aviation Day Date Auto
HamiltonKhaki Aviation Day Date Auto
MSRP $1,125
Hyperion SII
LorierHyperion SII
MSRP $699

At a glance

9 of 29 specs differ
Diameter
Khaki Aviation Day Date Auto42mm
Hyperion SII39mm
Power Reserve
Khaki Aviation Day Date Auto80h
Hyperion SII40h
Water Resistance
Khaki Aviation Day Date Auto100m
Hyperion SII200m
MSRP
Khaki Aviation Day Date Auto$1,125
Hyperion SII$699

Full specifications

Case

5 specs
Category
Pilot
GMT
Diameter
42mm
39mm
Thickness
12.15mm
Lug-to-Lug
46mm
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

2 specs
Caliber
H-40
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,125
$699

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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 Day Date Auto

Owners and reviewers widely praise the Hamilton Khaki Aviation Day Date Auto for its handsome, legible dial with raised indices and day/date complications, and its versatile, modern pilot watch design. The fully brushed case and good lume are noted strengths, with one owner finding it wears comfortably on a NATO strap. The H-10 caliber offers an 80-hour power reserve, though its decoration and regulation are less refined. Some find the 42mm size large and the skeletonized hour hand tip visually unappealing, while others note the AR coating is decent but not exceptional. Overall, owners and reviewers rate the Hamilton Khaki Aviation Day Date Auto highly for its practical design and value at its price point.

Lorier Hyperion SII

Owners widely praise the Lorier Hyperion SII for its vintage aesthetic, glossy black dial, and tasteful text. One owner notes the Miyota 9075 movement and calls it the best GMT under $800. Criticisms include a small GMT hand that is difficult to spot, and one user found the winding action not smooth with significant crown resistance. Overall, owners rate the Lorier Hyperion SII highly for its vintage aesthetic and value.

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