Hands-On: The Peter Speake-Marin Bi-Tourbillon

Peter Speake-Marin is introducing a new member of the J Class collection this year and it’s called the Bi-Tourbillon. The watch is a technical tour de force, featuring a pair of vertically aligned tourbillons linked by a spring clutch system. The Bi-Tourbillon is a nod to …

Imported: 20. Apr 2015 (15:58), Wristwatch News, Reviews, & …

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