Presenting the Grönefeld One Hertz Techniek

Building on the momentum from the Grönefeld One Hertz, which won Time Zone’s watch of the year award last year, Bart and Tim Grönefeld have launched a new model — the One Hertz Techniek. It is an open-work dial version of the One-Hertz, the world’s only series wristwatch …

Imported: 17. Jan 2013 (21:11), PROFESSIONAL WATCHES

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