Which is cheaper, the Lum-Tec B64 Chronograph or the Marathon Steel Navigator SSNAV-D Quartz?

At MSRP the Lum-Tec B64 Chronograph is the cheaper of the two at $545, against $1,300 for the Marathon Steel Navigator SSNAV-D Quartz — a $755 gap before any retailer discounting.

Which is bigger, the Lum-Tec B64 Chronograph or the Marathon Steel Navigator SSNAV-D Quartz?

The Lum-Tec B64 Chronograph wears larger at 44mm versus 41mm for the Marathon Steel Navigator SSNAV-D Quartz — a 3mm difference across the dial.

Which has better water resistance, the Lum-Tec B64 Chronograph or the Marathon Steel Navigator SSNAV-D Quartz?

The Lum-Tec B64 Chronograph is rated to 100m versus 60m for the Marathon Steel Navigator SSNAV-D Quartz.

What movement does the Lum-Tec B64 Chronograph run compared to the Marathon Steel Navigator SSNAV-D Quartz?

The Lum-Tec B64 Chronograph runs a automatic caliber, while the Marathon Steel Navigator SSNAV-D Quartz runs a quartz (Swiss High-Torque Quartz).

Side by side

Lum-Tec B64 ChronographvsMarathon Steel Navigator SSNAV-D Quartz

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

Lum-Tec B64 Chronograph

b64-chronograph

MSRP $545

Marathon Steel Navigator SSNAV-D Quartz

41mm-steel-navigator-w-date-ssnav-d-on-black-3-piece-rubber-strap-kit

MSRP $1,300

At a glance

12 of 29 specs differ

Diameter

B64 Chronograph44mm

Steel Navigator SSNAV-D Quartz41mm

Power Reserve

B64 Chronograph40h

Steel Navigator SSNAV-D Quartz40h

Water Resistance

B64 Chronograph100m

Steel Navigator SSNAV-D Quartz60m

MSRP

B64 Chronograph$545

Steel Navigator SSNAV-D Quartz$1,300

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Standard

Black

Movement

2 specs

Caliber

—

Swiss High-Torque Quartz

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$545

$1,300

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