Which is cheaper, the Hamilton Khaki Field Auto Chrono or the Lum-Tec B64 Chronograph?

At MSRP the Lum-Tec B64 Chronograph is the cheaper of the two at $545, against $2,175 for the Hamilton Khaki Field Auto Chrono — a $1,630 gap before any retailer discounting.

Which is bigger, the Hamilton Khaki Field Auto Chrono or the Lum-Tec B64 Chronograph?

The Lum-Tec B64 Chronograph wears larger at 44mm versus 42mm for the Hamilton Khaki Field Auto Chrono — a 2mm difference across the dial.

Which has a longer power reserve, the Hamilton Khaki Field Auto Chrono or the Lum-Tec B64 Chronograph?

The Hamilton Khaki Field Auto Chrono carries a 60-hour power reserve against 40 hours on the Lum-Tec B64 Chronograph.

Side by side

Hamilton Khaki Field Auto ChronovsLum-Tec B64 Chronograph

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

Hamilton Khaki Field Auto Chrono

h71626735

MSRP $2,175

Lum-Tec B64 Chronograph

b64-chronograph

MSRP $545

At a glance

10 of 29 specs differ

Diameter

Khaki Field Auto Chrono42mm

B64 Chronograph44mm

Power Reserve

Khaki Field Auto Chrono60h

B64 Chronograph40h

Water Resistance

Khaki Field Auto Chrono100m

B64 Chronograph100m

MSRP

Khaki Field Auto Chrono$2,175

B64 Chronograph$545

Full specifications

Case

5 specs

Diameter

42mm

44mm

Thickness

14.5mm

—

Lug-to-Lug

46mm

51.5mm

Lug Width

20mm

22mm

Material

Stainless Steel

Titanium (DLC coated)

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Black

Standard

Movement

2 specs

Caliber

H-21

—

Power Reserve

60h

40h

Pricing

1 specs

MSRP

$2,175

$545

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