Which is cheaper, the Marathon Steel Navigator SSNAV-D Auto or the Sartory Billard SB04?

At MSRP the Marathon Steel Navigator SSNAV-D Auto is the cheaper of the two at $1,400, against $2,900 for the Sartory Billard SB04 — a $1,500 gap before any retailer discounting.

Which is bigger, the Marathon Steel Navigator SSNAV-D Auto or the Sartory Billard SB04?

The Marathon Steel Navigator SSNAV-D Auto wears larger at 41mm versus 40mm for the Sartory Billard SB04 — a 1mm difference across the dial.

Which has better water resistance, the Marathon Steel Navigator SSNAV-D Auto or the Sartory Billard SB04?

The Marathon Steel Navigator SSNAV-D Auto is rated to 60m versus 30m for the Sartory Billard SB04.

What movement does the Marathon Steel Navigator SSNAV-D Auto run compared to the Sartory Billard SB04?

Both watches run automatic movements — the Marathon Steel Navigator SSNAV-D Auto uses the Sellita SW220-1 and the Sartory Billard SB04 uses the LJP G100.

Side by side

Marathon Steel Navigator SSNAV-D AutovsSartory Billard SB04

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

Marathon Steel Navigator SSNAV-D Auto

41mm-steel-navigator-automatic-w-date-ssnav-d-on-ballistic-nylon

MSRP $1,400

Sartory Billard SB04

MSRP $2,900

At a glance

9 of 29 specs differ

Diameter

Steel Navigator SSNAV-D Auto41mm

SB0440mm

Power Reserve

Steel Navigator SSNAV-D Auto40h

SB0440h

Water Resistance

Steel Navigator SSNAV-D Auto60m

SB0430m

MSRP

Steel Navigator SSNAV-D Auto$1,400

SB04$2,900

Full specifications

Case

6 specs

Crystal & Dial

1 specs

AR Coating

Inner

Yes

Movement

1 specs

Caliber

Sellita SW220-1

LJP G100

Pricing

1 specs

MSRP

$1,400

$2,900

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