He swiftly turned to an international career in finance and investments. Applying his experience as a researcher, he developed a systematic database of thousands of entries referencing all his observations as well as the market trends for several versions of the Speedmaster.Īnthony Marquie is a French national and a trained aeronautical engineer. He became a watch enthusiast at the age of 13 when he inherited his first Omega Seamaster, but it was only much later that he started serious research on the Moonwatch. Grégoire Rossier is a Swiss biologist specializing in bioinformatics. Today he spends a lot of his time looking for rare examples, as well as studying the market for prestigious watches and collector's pieces. He has always been a collector of both modern and vintage watches, including many icons from the Omega production. Also available in the series: Moonwatch Only ISBN 9782940506170 Flightmaster Only ISBN 9782940506200Īnthony Marquié is a French national and a trained aeronautical engineer. This legendary watch will doubtless thus regain the place it deserves among the most desirable 1960s chronographs. It is intended both as an initiation for connoisseurs of exceptional watches and as a reference guide for collectors. Thanks to the authors’ trademark rigorous methodology, the signature of the ‘ONLY’ reference works, this book reveals the incredible diversity of the Chronomaster models. This led to some of its dials bearing probably the most complicated name in watchmaking history: CROTON NIVADA GRENCHEN Chronomaster Aviator Sea Diver. Created in 1961, this chronograph was produced for around ten years under several brand names, through a partnership between the Swiss company NIVADA SA and the American firm CROTON WATCH CO.

Chronomaster Aviator Sea Diver: this singular name belongs to one of the most original professional watches of the 1960s, combining an unparalleled number of functions with a timeless design.

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