Which is cheaper, the Marathon Steel Navigator SSNAV-D Auto or the POLPORA Emalie Ametyst?

At MSRP the Marathon Steel Navigator SSNAV-D Auto is the cheaper of the two at $1,400, against $4,790 for the POLPORA Emalie Ametyst — a $3,390 gap before any retailer discounting.

Which is bigger, the Marathon Steel Navigator SSNAV-D Auto or the POLPORA Emalie Ametyst?

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

Which has better water resistance, the Marathon Steel Navigator SSNAV-D Auto or the POLPORA Emalie Ametyst?

The Marathon Steel Navigator SSNAV-D Auto is rated to 60m versus 50m for the POLPORA Emalie Ametyst.

Which has a longer power reserve, the Marathon Steel Navigator SSNAV-D Auto or the POLPORA Emalie Ametyst?

The POLPORA Emalie Ametyst carries a 56-hour power reserve against 40 hours on the Marathon Steel Navigator SSNAV-D Auto.

What movement does the Marathon Steel Navigator SSNAV-D Auto run compared to the POLPORA Emalie Ametyst?

Both watches run automatic movements — the Marathon Steel Navigator SSNAV-D Auto uses the Sellita SW220-1 and the POLPORA Emalie Ametyst uses the Sellita SW300-1.

Side by side

Marathon Steel Navigator SSNAV-D AutovsPOLPORA POLPORA Emalie Ametyst

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

POLPORA POLPORA Emalie Ametyst

polpora-emalie-ametyst

MSRP $4,790

At a glance

9 of 29 specs differ

Diameter

Steel Navigator SSNAV-D Auto41mm

POLPORA Emalie Ametyst40mm

Power Reserve

Steel Navigator SSNAV-D Auto40h

POLPORA Emalie Ametyst56h

Water Resistance

Steel Navigator SSNAV-D Auto60m

POLPORA Emalie Ametyst50m

MSRP

Steel Navigator SSNAV-D Auto$1,400

POLPORA Emalie Ametyst$4,790

Full specifications

Case

6 specs

Movement

2 specs

Caliber

Sellita SW220-1

Sellita SW300-1

Power Reserve

40h

56h

Pricing

1 specs

MSRP

$1,400

$4,790

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