Making-of the Piaget Altiplano Ultimate 910P. This is the world's thinnest mechanical automatic watch and is only 4.3mm thick.

SIHH 2018: Piaget breaks records for thin watch production 

After four years of development, the maison has revised the fitting of the Concept’s calibre and dial inside the case

Topic |   SIHH 2018

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Making-of the Piaget Altiplano Ultimate 910P. This is the world's thinnest mechanical automatic watch and is only 4.3mm thick.
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