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

At MSRP the Marathon Steel Navigator SSNAV Auto is the cheaper of the two at $1,300, against $2,900 for the Sartory Billard SB04 — a $1,600 gap before any retailer discounting.

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

The Marathon Steel Navigator SSNAV 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 Auto or the Sartory Billard SB04?

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

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

Both watches run automatic movements — the Marathon Steel Navigator SSNAV Auto uses the Sellita SW200-1 and the Sartory Billard SB04 uses the LJP G100.

Side by side

Marathon Steel Navigator SSNAV AutovsSartory Billard SB04

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

Marathon Steel Navigator SSNAV Auto

41mm-steel-navigator-automatic-ssnav-auto-on-ballistic-nylon

MSRP $1,300

Sartory Billard SB04

MSRP $2,900

At a glance

8 of 29 specs differ

Diameter

Steel Navigator SSNAV Auto41mm

SB0440mm

Power Reserve

Steel Navigator SSNAV Auto40h

SB0440h

Water Resistance

Steel Navigator SSNAV Auto60m

SB0430m

MSRP

Steel Navigator SSNAV Auto$1,300

SB04$2,900

Full specifications

Case

5 specs

Crystal & Dial

1 specs

AR Coating

Inner

Yes

Movement

1 specs

Caliber

Sellita SW200-1

LJP G100

Pricing

1 specs

MSRP

$1,300

$2,900

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