On another forum rather than Ebay; to follow the link you'll need a login for MWR,
http://www.mwrforum.net/forums/show...al-Geneve-Sector-dial-Bumper-made-for-Cartier
On the plus side it appears to have the extra numbers on the back of the lug which hopefully could be authenticated by Cartier; there's some papers with it but the only legible page is the one from UG. The obvious minus is the price ($4.8k), the slightly scruffy dial and the replacement crown.
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