Case material: Platinum; Charge: Automatic; Conditions: New Presentation condition : With boxes and all papers; Model: Grande Complication Price on request Gmtbroker Reference: IW3770 super exclusive & extremely rare iwc grande complication 42mm minute repeater perpetual calendar platinum 50 piece limited on black crocodile strap stunning timepiece * * limited & numbered to 50 pieces worldwide * * guaranteed to intrigue any watch connoisseur ! features a perpetual calendar, chronograph & minute repeater all in 1. perpetual calendar indicates: day (sub-dial at the 9 o'clock position) , date (sub-dial at the 3 o'clock position), month (sub-dial at the 6 o'clock position), moonphase (sub-dial at the 12 o'clock position) & year (window between the 7 & 8 o'clock position). chronograph indicators is in the center of the month & moonphase sub-dials (located the 6 & 12 o'clock positions), offset seconds hand in the center of the day sub-dial (located at the 9 o'clock position). minute repeater activated by the lever on the left side. power reserve of 44 hours. also known as: iwc iw3770