Today June 1, 2018, IWC has released two new watches to expand its Portugieser collection. A new Portugieser Perpetual Calendar in platinum and a new Portugieser Automatic Time/Date in stainless steel. Both watches are fitted with silver-plated dials, rhodium-plated hands and equipped with Santoni black alligator straps. The reference numbers are IW503406 for the perpetual calendar and IW500712 for the automatic. Both watches are already available for sale as of today via the IWC website or their ADs.