The IWC Portugieser Perpetual Calendar gives a wonderfully mechanical complication an unusually readable face: calendar indications arranged with the clarity of instruments, rather than squeezed in wherever they fit. Its particular pleasure is watching those displays advance together—a system descended from the crown-adjusted perpetual calendar Kurt Klaus developed for IWC’s Da Vinci in 1985.
The choice between generations is also a choice about presence. The 42mm IW344205, powered by caliber 82650, makes this an easier proposition for wrists that find the larger Portugieser too expansive. The IW503401 offers the fuller experience: a seven-day movement, four-digit year display and double moon-phase indication, with more dial space to enjoy the choreography.
Learn the calendar-setting procedure before touching the crown. The indications move forward together, not backward; advancing beyond today can mean waiting for the actual date to catch up or having a watchmaker intervene.
Recent Forum Listings
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IWC IWC Portugieser Perpetual Calendar Boutique Shanghai L… $19,000 -
IWC IWC Portugieser Perpetual Calendar 44 "Like New - 2025… $34,895 -
IWC IWC PortuguesePerpetual Calendar Moonphase IW502303 Gr… $21,500 -
IWC IWC Portuguese 42mm Perpetual Calendar Green Dial IW34… $17,895 -
IWC IWC Portugieser Perpetual Calendar 42mm Ref. IW344202 $27,932
Portugieser References at a Similar Price
All 22 Portugieser references →-
#1
IWC Portugieser Automatic Rose Gold 42.3mm$12,864 $11,076 – $13,12613 listings 1 month ago -
#2
IWC Portugieser Chronograph 3716 41mm$5,989 $5,689 – $6,34452 listings 19 hours ago -
#3
IWC Portugieser Automatic 42 42.3mm$5,600 $5,418 – $6,49539 listings 1 week ago -
#4
IWC Portugieser Yacht Club 43.5mm$4,848 $2,541 – $6,90031 listings 13 hours ago -
#5
IWC Portugieser Automatic 40 40.4mm$5,278 $5,011 – $6,02027 listings 6 days ago
Other IWC Models
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#1
IWC Mark XX 40mm$4,699 $4,372 – $4,998293 listings 17 hours ago -
#2
IWC Ingenieur Automatic 40 40mm$9,914 $9,400 – $10,995121 listings 4 days ago -
#3
IWC Pilot Chronograph 41 41mm$5,794 $5,250 – $6,491106 listings 14 hours ago -
#4
IWC Pilot Chronograph AMG 41mm$6,541 $5,980 – $7,17281 listings 3 days ago -
#5
IWC Spitfire Chronograph 41mm$4,400 $3,997 – $5,02174 listings 3 days ago -
#6
IWC Pilot Chronograph 3777 43mm$3,934 $3,336 – $4,40572 listings 2 days ago -
#7
IWC Mark XVIII Le Petit Prince 40mm$3,599 $3,199 – $4,15072 listings 1 week ago -
#8
IWC Big Pilot 43 43mm$5,927 $5,400 – $6,39569 listings 2 days ago -
#9
IWC Pilot Chronograph Le Petit Prince 43mm$4,146 $3,950 – $4,34561 listings 2 days ago -
#10
IWC Mark XVIII 40mm$3,483 $2,999 – $3,67855 listings 2 days ago
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