Which is cheaper, the Lum-Tec B66 Day Date or the Marathon GSAR (Government Search & Rescue) Diver's Automatic?

At MSRP the Lum-Tec B66 Day Date is the cheaper of the two at $545, against $2,100 for the Marathon GSAR (Government Search & Rescue) Diver's Automatic — a $1,555 gap before any retailer discounting.

Which is bigger, the Lum-Tec B66 Day Date or the Marathon GSAR (Government Search & Rescue) Diver's Automatic?

The Lum-Tec B66 Day Date wears larger at 44mm versus 41mm for the Marathon GSAR (Government Search & Rescue) Diver's Automatic — a 3mm difference across the dial.

Which has better water resistance, the Lum-Tec B66 Day Date or the Marathon GSAR (Government Search & Rescue) Diver's Automatic?

The Marathon GSAR (Government Search & Rescue) Diver's Automatic is rated to 300m versus 100m for the Lum-Tec B66 Day Date.

Side by side

Lum-Tec B66 Day DatevsMarathon GSAR (Government Search & Rescue) Diver's Automatic

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

Lum-Tec B66 Day Date

b66-day-date

MSRP $545

Marathon GSAR (Government Search & Rescue) Diver's Automatic

41mm-anthracite-large-divers-automatic-gsar-bdw

MSRP $2,100

At a glance

11 of 29 specs differ

Diameter

B66 Day Date44mm

GSAR (Government Search & Rescue) Diver's Automatic41mm

Power Reserve

B66 Day Date40h

GSAR (Government Search & Rescue) Diver's Automatic40h

Water Resistance

B66 Day Date100m

GSAR (Government Search & Rescue) Diver's Automatic300m

MSRP

B66 Day Date$545

GSAR (Government Search & Rescue) Diver's Automatic$2,100

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Standard

Anthracite

Movement

1 specs

Caliber

—

Sellita SW200-1

Pricing

1 specs

MSRP

$545

$2,100

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