A tu za Ranfft-em rozwinięcie 5606 do King-ów i GS-ów Lord Matic, 21600 A/h, regulation gear: 5601A: - 5605A: date 5606A: day, date 5619A: date, dual time 12h King Seiko, 28800 A/h, regulation gear: 5621A: - 5625A: date 5626A: day, date King Seiko, 28800 A/h, excenter regulator: 5621B: - 5625B: date 5626B: day, date Grand Seiko, 28800 A/h, excenter regulator: 5641A: - 5645A: date 5646A: day, date