Piretti Orologi e Gioielli - Vintage IWC Ingenieur SL Jumbo Ref. 1832 accompanied by box and papers dated 1985 #iwc #ingenieur #pirettiwatches | Facebook
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IWC REF. 1832, INGENIEUR SL JUMBO, STEEL | Important Modern & Vintage Timepieces | Hong Kong, November 29,2020
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IWC - Reference 1832, self-winding, anti-magnetic, centre-seconds, date; “Ingenieur SL”, so-called “Jumbo”; stainless steel | Important Modern & Vintage Timepieces | Hong Kong, May 10,2020
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FS: 1977 IWC Ingenieur SL 1832 'Jumbo' Box, Heavy Paperwork and IWC Service - Rolex Forums - Rolex Watch Forum
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