Which is cheaper, the Fortis Marinemaster M-40 or the Spinnaker Tesei Forged Carbon?

At MSRP the Spinnaker Tesei Forged Carbon is the cheaper of the two at $550, against $3,520 for the Fortis Marinemaster M-40 — a $2,970 gap before any retailer discounting.

Which is bigger, the Fortis Marinemaster M-40 or the Spinnaker Tesei Forged Carbon?

The Spinnaker Tesei Forged Carbon wears larger at 43mm versus 40mm for the Fortis Marinemaster M-40 — a 3mm difference across the dial.

Which has a longer power reserve, the Fortis Marinemaster M-40 or the Spinnaker Tesei Forged Carbon?

The Spinnaker Tesei Forged Carbon 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 Spinnaker Tesei Forged Carbon?

Both watches run automatic movements — the Fortis Marinemaster M-40 uses the Sellita SW220-1 and the Spinnaker Tesei Forged Carbon uses the SII NH35A.

Side by side

Fortis Marinemaster M-40vsSpinnaker Tesei Forged Carbon

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

Spinnaker Tesei Forged Carbon

tesei-forged-carbon-automatic-limited-edition-white-frost-sp-5143-01

MSRP $550

At a glance

10 of 29 specs differ

Diameter

Marinemaster M-4040mm

Tesei Forged Carbon43mm

Power Reserve

Marinemaster M-4038h

Tesei Forged Carbon40h

Water Resistance

Marinemaster M-40300m

Tesei Forged Carbon300m

MSRP

Marinemaster M-40$3,520

Tesei Forged Carbon$550

Full specifications

Case

5 specs

Diameter

40mm

43mm

Thickness

13mm

16mm

Lug-to-Lug

—

52mm

Lug Width

21mm

22mm

Material

Stainless Steel

316L Stainless Steel

Crystal & Dial

1 specs

Dial Color

Orange

White

Movement

3 specs

Caliber

Sellita SW220-1

SII NH35A

Power Reserve

38h

40h

Jewels

Pricing

1 specs

MSRP

$3,520

$550

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