recent acquisition, in white gold tank with oxidized yellow gold bezel + tiger eye dial. 25 x 31mm. made in the 70's?

Elio, You are a bit of a fanatic? ;) The non-Piaget watch is shrouded in mystery and in the mists of time from 2008. It belonged to a PuristS visitor to Piaget manufacture. We need to ask about the rectangular watch because it exhibits different design cu

Thank you, Melvyn! And thank you, Piaget, for being such an enthusiastic and fascinating company! Believe me, I've made a long research to find those answers, both on the internet and on my hdd, where I use to save the best articles I find on PuristSPro.

1&2. Piaget Watches Black Tie Emperador Coussin Reference G0A32017: 18K pink gold, self-winding movement calibre 850P with dual time zone, day/night indicator, small seconds and large date window 3. Piaget Altiplano Hard Stone Malachite Dial Watch: 18