Side by side

Hamilton Khaki Aviation Air Race AutovsTornek-Rayville Blakjak Time-elapse

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

The bottom line

The 38mm Khaki Aviation Air Race Auto wears 4.5mm narrower than the 42.5mm Blakjak Time-elapse — that's a meaningful jump on most wrists.

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 Air Race Auto

Owners widely praise the Hamilton Khaki Aviation Air Race Auto for its legibility and practicality, with some appreciating its countdown bezel and GMT pointer. However, opinions on its design are split, with some calling it a "Frankenstein" and disliking the skeleton hands, while others find the hands suitable for a pilot watch. One owner notes the lume is underwhelming and the 44mm size may be too large for some wrists. The original strap is also described as uncomfortable and prone to water stains. On balance, owners value the Hamilton Khaki Aviation Air Race Auto for its legibility and practical features, despite a polarizing design and some comfort concerns.

Tornek-Rayville Blakjak Time-elapse

The Tornek-Rayville Blakjak Time-elapse is a rugged, dive-capable field watch, an evolution of a 1990s military concept. It features a 42.5mm stainless steel case, a sapphire crystal, and a Seiko NH36 automatic movement with a 40-hour power reserve. The dial is busy but functional, and the watch features Super-LumiNova BGW9. On balance, reviewers note the Tornek-Rayville Blakjak Time-elapse is a modernized military watch with robust dive capabilities.

Where to get them

Check prices & track

Hamilton Khaki Aviation Air Race Auto
Hamilton Khaki Aviation Air Race Auto
MSRP $845
Tornek-Rayville Blakjak Time-elapse
Tornek-Rayville Blakjak Time-elapse
MSRP $895
Khaki Aviation Air Race Auto
HamiltonKhaki Aviation Air Race Auto
MSRP $845
Blakjak Time-elapse
Tornek-RayvilleBlakjak Time-elapse
MSRP $895

At a glance

11 of 29 specs differ
Diameter
Khaki Aviation Air Race Auto38mm
Blakjak Time-elapse42.5mm
Power Reserve
Khaki Aviation Air Race Auto80h
Blakjak Time-elapse42h
Water Resistance
Khaki Aviation Air Race Auto50m
Blakjak Time-elapse200m
MSRP
Khaki Aviation Air Race Auto$845
Blakjak Time-elapse$895

Full specifications

Case

6 specs
Category
Pilot
Diver
Diameter
38mm
42.5mm
Thickness
10.8mm
13.2mm
Lug-to-Lug
46mm
49mm
Lug Width
19mm
22mm
Water Resistance
50m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
None
Superluminova

Movement

2 specs
Caliber
H-10
SII NH36
Power Reserve
80h
42h

Pricing

1 specs
MSRP
$845
$895

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