Greubel Forsey GMT Earth & Différentiel d’Égalité watch

2018 SIHH is the first large-scale exhibition this year, and Greubel Forsey unveiled two new watches. The first – the Greubel Forsey GMT Earth – is an updated version of the brand’s iconic GMT watch. The second model – the Greubel Forsey Différentiel d’Égalité – features a constant-force mechanism and is the brand’s first watch […]

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