WTB: correct crowns for 204604 and 10234 Polerouters

I’m looking for the proper replacement crowns for my Universal Geneve Polerouters:
1) STEEL crown (4.5mm) for my 204604-9 cal. 218-2.
2) GOLD domed crown (5.2mm) for my 10234-1 cal. 138SS.
Both need to be signed and correct.
Thanks!