8F56-0050] 1998 Perpetual Calendar -- bezel not rotating, battery needs replacement, needs overhaul in general -- but hey it's an interesting piece (and still works)! : r/Seiko
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Seiko Sportura Perpetual Calendar Vintage watch 8f 8F56 0090 in for a new battery, calibration and hand setting from Taunton, Somerset. | Watches Fixed | Watch Repairs | Latest Watch News | Watch Hub
WTS] Seiko 8f56 HAQ - Perpetual Calendar - GMT - Potential Donor Movement | WatchCharts
Help with Seiko Perpetual 8f56 movement. - Watch Repairs Help & Advice - Watch Repair Talk
Does anyone else have this watch..>>>> | The Watch Site
Seiko SBCJ021 8F56-00D0 Alpinist Perpetual Calendar Titanium for $1,889 for sale from a Private Seller on Chrono24
Seiko SBQJ015 | Another 8F56 movement, like the SLT077 I upl… | Flickr
8F56-00F0]. Extremely accurate GMT with guilloche dial : r/Seiko