The Wristwatch Field Guide

Greubel Forsey Nano Foudroyante EWT

The Greubel Forsey Nano Foudroyante EWT is a current-production watch with a tantalum + white gold case. It is priced well above the $2,150 median across the guide. The caseback is open, so the movement is visible.

Exotic-material other watchesDisplay back
Price
$465,000
Material
Tantalum
Grade / type
Tantalum + white gold
Water resistance
30 m
Type
Other
Origin
Switzerland
Movement
Automatic, flying tourbillon
Complications
Tourbillon
Colour
Multi
Construction
Assembled
Caseback
Sapphire
Nickel-free
Not verified (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Leather strap
Crystal
Sapphire
Display back
Yes
Dial
Openworked
Availability
Offered
Status
Current (limited)
Not published
Reference, Case diameter, Thickness, Lug-to-lug, Weight, Caliber, Power reserve, Hardness, Surface treatment, Matching bracelet, Lume
Medium confidence Verified Jul 2026 Source: Greubel Forsey (maker) / Time+Tide Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

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Frequently asked questions

What is the case material of the Greubel Forsey Nano Foudroyante EWT?

The Greubel Forsey Nano Foudroyante EWT has a tantalum + white gold case with a sapphire caseback. It is recorded at medium confidence pending a maker-stated material.

How much does the Greubel Forsey Nano Foudroyante EWT cost, and is it available?

It is current-production and lists from $465,000.

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