Which is cheaper, the Fortis Marinemaster M-40 or the Mr Jones Watches The Indefatigable Sphinx?

At MSRP the Mr Jones Watches The Indefatigable Sphinx is the cheaper of the two at $2,500, against $3,520 for the Fortis Marinemaster M-40 — a $1,020 gap before any retailer discounting.

Which has a longer power reserve, the Fortis Marinemaster M-40 or the Mr Jones Watches The Indefatigable Sphinx?

The Mr Jones Watches The Indefatigable Sphinx carries a 40-hour power reserve against 38 hours on the Fortis Marinemaster M-40.

What movement does the Fortis Marinemaster M-40 run compared to the Mr Jones Watches The Indefatigable Sphinx?

Both watches run automatic movements — the Fortis Marinemaster M-40 uses the Sellita SW220-1 and the Mr Jones Watches The Indefatigable Sphinx uses the Sellita SW200.

Side by side

Fortis Marinemaster M-40vsMr Jones Watches The Indefatigable Sphinx

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

Fortis Marinemaster M-40

M-40

MSRP $3,520

Mr Jones Watches The Indefatigable Sphinx

the-indefatigable-sphinx

MSRP $2,500

At a glance

10 of 29 specs differ

Diameter

Marinemaster M-4040mm

The Indefatigable Sphinx—

Power Reserve

Marinemaster M-4038h

The Indefatigable Sphinx40h

Water Resistance

Marinemaster M-40300m

The Indefatigable Sphinx—

MSRP

Marinemaster M-40$3,520

The Indefatigable Sphinx$2,500

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Dial Color

Orange

Standard

Movement

3 specs

Caliber

Sellita SW220-1

Sellita SW200

Power Reserve

38h

40h

Jewels

Pricing

1 specs

MSRP

$3,520

$2,500

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