IWC caliber 79091
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79091 description
The IWC Calibre 79091 has been developed in 1991 and made up from base: Valjoux 7750 plus additionally the in-house made IWC perpetual calendar module & the in-house made IWC minute-repetition mechanism
The movements are decorated, assembled and regulated in Schaffhausen.
All watches using the IWC 79091 movement:
![IWC Grande Complication 3770 Platinum / Silver / English (IW3770-13)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw3770-13-ce.jpg)
IW3770-13
IWC Grande Complication 3770 Platinum / Silver / English
![IWC Grande Complication 3770 Platinum / Black / English (IW3770-17)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw3770-17-22.jpg)
IW3770-17
IWC Grande Complication 3770 Platinum / Black / English
![IWC Grande Complication 3770 Rose Gold / Ardoise / English (IW3770-25)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw3770-25-c.jpg)
IW3770-25
IWC Grande Complication 3770 Rose Gold / Ardoise / English
![IWC Grande Complication 3770 Yellow Gold / Silver / English (IW3770-21)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw3770-21-d6.jpg)
IW3770-21
IWC Grande Complication 3770 Yellow Gold / Silver / English
![IWC Grande Complication 3770 Platinum / Silver / English / Bracelet (IW9270-16)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw9270-16-6b.jpg)
IW9270-16
IWC Grande Complication 3770 Platinum / Silver / English / Bracelet
![IWC Grande Complication 9270 Rose Gold / Ardoise / English / Bracelet (IW9270-45)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw9270-45-e5.jpg)
IW9270-45
IWC Grande Complication 9270 Rose Gold / Ardoise / English / Bracelet
![IWC Grande Complication 3770 Yellow Gold / Silver / English / Bracelet (IW9270-24)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw9270-24-1b.jpg)
IW9270-24
IWC Grande Complication 3770 Yellow Gold / Silver / English / Bracelet
![IWC Portugieser Grande Complication Red Gold (IW3774-02)](https://cdn.watchbase.com/watch/md/iwc/portuguese/iw377402-11.jpg)
IW3774-02
IWC Portugieser Grande Complication Red Gold
![IWC Portugieser Grande Complication Platinum (IW3774-01)](https://cdn.watchbase.com/watch/md/iwc/portuguese/iw377401-19.jpg)
IW3774-01
IWC Portugieser Grande Complication Platinum
![IWC Portugieser Grande Complication Platinum / Silver (IW3776-01)](https://cdn.watchbase.com/watch/md/iwc/portuguese/iw3776-01-4b.jpg)
IW3776-01
IWC Portugieser Grande Complication Platinum / Silver
![IWC Portugieser Grande Complication Red Gold (IW3776-02)](https://cdn.watchbase.com/watch/md/iwc/portuguese/iw377602-8a.jpg)
IW3776-02
IWC Portugieser Grande Complication Red Gold
![IWC Grande Complication 3770 Platinum / Silver / German (IW3770-01)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw3770-01-44.jpg)
IW3770-01
IWC Grande Complication 3770 Platinum / Silver / German
![IWC Grande Complication 3770 Yellow Gold / Silver / German (IW3770-05)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw3770-05-1e.jpg)
IW3770-05
IWC Grande Complication 3770 Yellow Gold / Silver / German
![IWC Grande Complication 3770 Platinum / Black / German (IW3770-15)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw3770-15-f5.jpg)
IW3770-15
IWC Grande Complication 3770 Platinum / Black / German
![IWC Grande Complication 3770 Platinum / Silver / German / Bracelet (IW9270-14)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw9270-14-9.jpg)
IW9270-14
IWC Grande Complication 3770 Platinum / Silver / German / Bracelet
![IWC Grande Complication 3770 Platinum / Black / German / Bracelet (IW9270-18)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw9270-18-63.jpg)
IW9270-18
IWC Grande Complication 3770 Platinum / Black / German / Bracelet
![IWC Grande Complication 3770 Platinum / Black / English / Bracelet (IW9270-20)](https://cdn.watchbase.com/watch/md/iwc/grande-complication/iw9270-20-7a.jpg)
IW9270-20
IWC Grande Complication 3770 Platinum / Black / English / Bracelet
![IWC Portugieser Grande Complication Platinum / Bucherer Blue (IW3776-03)](https://cdn.watchbase.com/watch/md/iwc/portugieser/iw3776-03-65.jpg)
IW3776-03
IWC Portugieser Grande Complication Platinum / Bucherer Blue