Hamilton Khaki Aviation Pilot Pioneer Mechanical ChronovsKobold Professional Chronograph II

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Hamilton Khaki Aviation Pilot Pioneer Mechanical Chrono at true scale

Khaki Aviation Pilot Pioneer Mechanical Chrono

Kobold Professional Chronograph II at true scale

Professional Chronograph II

Diameter

40mm

40mm

Lug-to-Lug

50mm

n/a

Thickness

14.3mm

14mm

lowest

Water Resistance

100m

100m

Power Reserve

60h

n/a

MSRP

$2,445

$1,450

lowest

Movement

Hamilton H-51

Valjoux 7760

Case

4 specs
Category
Pilot
Chronograph
Thickness
14.35mm
14mm
Lug-to-Lug
50mm
n/a
Lug Width
22mm
20mm

Crystal & Dial

1 specs
Dial Color
Blue
n/a

Movement

2 specs
Caliber
Hamilton H-51
Valjoux 7760
Power Reserve
60h
0h

Pricing

1 specs
MSRP
$2,445
$1,450
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