Which is cheaper, the Marathon OSAR-D (Original SAR with Date) Automatic 46mm or the Lum-Tec B64 Chronograph?

At MSRP the Lum-Tec B64 Chronograph is the cheaper of the two at $545, against $2,500 for the Marathon OSAR-D (Original SAR with Date) Automatic 46mm — a $1,955 gap before any retailer discounting.

Which is bigger, the Marathon OSAR-D (Original SAR with Date) Automatic 46mm or the Lum-Tec B64 Chronograph?

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm wears larger at 46mm versus 44mm for the Lum-Tec B64 Chronograph — a 2mm difference across the dial.

Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsLum-Tec B64 Chronograph

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

Marathon OSAR-D (Original SAR with Date) Automatic 46mm

46mm-original-sar-w-date-on-3-piece-rubber-strap-kit-osar-d

MSRP $2,500

Lum-Tec B64 Chronograph

b64-chronograph

MSRP $545

At a glance

11 of 29 specs differ

Diameter

OSAR-D (Original SAR with Date) Automatic 46mm46mm

B64 Chronograph44mm

Power Reserve

OSAR-D (Original SAR with Date) Automatic 46mm40h

B64 Chronograph40h

Water Resistance

OSAR-D (Original SAR with Date) Automatic 46mm300m

B64 Chronograph100m

MSRP

OSAR-D (Original SAR with Date) Automatic 46mm$2,500

B64 Chronograph$545

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Black

Standard

Movement

1 specs

Caliber

Sellita SW220-1

—

Pricing

1 specs

MSRP

$2,500

$545

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