Which is cheaper, the Hamilton Jazzmaster Maestro Auto Chrono or the Lum-Tec B64 Chronograph?

At MSRP the Lum-Tec B64 Chronograph is the cheaper of the two at $545, against $2,275 for the Hamilton Jazzmaster Maestro Auto Chrono — a $1,730 gap before any retailer discounting.

Which is bigger, the Hamilton Jazzmaster Maestro Auto Chrono or the Lum-Tec B64 Chronograph?

The Lum-Tec B64 Chronograph wears larger at 44mm versus 41mm for the Hamilton Jazzmaster Maestro Auto Chrono — a 3mm difference across the dial.

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

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

Side by side

Hamilton Jazzmaster Maestro Auto ChronovsLum-Tec B64 Chronograph

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

Hamilton Jazzmaster Maestro Auto Chrono

h32576155

MSRP $2,275

Lum-Tec B64 Chronograph

b64-chronograph

MSRP $545

At a glance

9 of 29 specs differ

Diameter

Jazzmaster Maestro Auto Chrono41mm

B64 Chronograph44mm

Power Reserve

Jazzmaster Maestro Auto Chrono60h

B64 Chronograph40h

Water Resistance

Jazzmaster Maestro Auto Chrono100m

B64 Chronograph100m

MSRP

Jazzmaster Maestro Auto Chrono$2,275

B64 Chronograph$545

Full specifications

Case

4 specs

Diameter

41mm

44mm

Thickness

15.1mm

—

Lug-to-Lug

46mm

51.5mm

Material

Stainless Steel

Titanium (DLC coated)

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Silver

Standard

Movement

2 specs

Caliber

H-21

—

Power Reserve

60h

40h

Pricing

1 specs

MSRP

$2,275

$545

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