Some, like Michel Parmigiani and Peter Speake-Marin, also honed their skills restoring vintage rarities.

WSJ: The Changing Face of Watchmaking

Speake-Marin plans to gradually delegate operations until he can function purely as an ideas guy.

FORBES: Magazine Article

Audemars, Parmigiani, Rolex and Patek Philippe are technically independent, too, but they are different beasts than Speake-Marin and his cohorts.

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Kevin Speake, head of year at Mr Collins's former school of St Antony's Catholic College in Manchester, said the school was "devastated" to hear of his death.

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"I'm not interested in owning a piece, " Speake-Marin says.

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Peter Speake-Marin is the consummate watchmaker.

FORBES: Magazine Article