Patek Philippe ‘IOS’ bracelet watch ref. 3565/1J
Made from 1968 to 1971, the yellow gold ref. 3565/1 was produced by Patek Philippe especially for Bernie Cornfeld and the Investors Overseas Service (IOS) as a corporate incentive gift. Over 1,000 examples of this reference were made and given to IOS associates that made 1 million USD or more in sales. This makes this reference one of the largest corporate orders in Patek Philippe’s history.
Read a detailed review of this reference for more information.