Rotor alternatives for 552

Hello,does anyone know which rotors from other monements will fit a 552
mine has got a worn bearing so looking out for one that does not have case rub marks on
thought it might be easier and cheaper than getting the pinion bearing replaced

Regards

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711 with strange holedot on dial

Hello anyone shed any light on the dial on this 711 watch what it might be
authenticity seems to check out but strange hole or dot on the dial
the back of the dial has no hole so dont think its been redialed and looks to round for a chip
Thanks

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