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November 2026
New moon
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References
Calibres
IWC 59210
Calibre
IWC 59210
In 14 watches from 2 brands
Kind
Hand-wound
Beat
28,800 beats an hour (4 Hz)
Power reserve
192 hours
Jewels
30
Watches from
2011 to 2018
Who fits it
IWC Schaffhausen
13 watches
Baume & Mercier
1 watch
Watches that use it
All 14 watches
5
photos
IWC Schaffhausen
2011–present
Portofino Hand‑Wound Eight Days
IW510107
Other IWC calibres
All calibres
IWC 79261
129 watches
IWC 79230
93 watches
IWC 30110
88 watches
IWC 79350
74 watches
IWC 35111
70 watches
IWC 79320
66 watches
IWC 89361
63 watches
IWC 37521
46 watches
IWC 7922
45 watches
IWC 79251
42 watches
IWC 69385
36 watches
IWC 32111
34 watches