Introducing The Zenith G.F.J. Calibre 135 ‘Double Signed’ With J.N. Shapiro
A champion of precision, interpreted by an American watchmaker. The Zenith caliber 135 was one of the all-time champions in the observatory competitions – the movement, in the observatory version, caliber 135-O, won over 200 prizes during the years that it was produced, and won the first prize at Neuchâtel for five consecutive years, from...