Thanks to quattro for all those pictures of all these beautiful watches for me it is the "Historiques Cornes de Vache 1955"Rose gold ref. 5000H/000R-B059 that is the winner.
If yes, I know of only two limited/special variants: the 36-piece steel limited Hodinkee edition and the yellow gold piece unique made for Wei Koh . I listed them here: www.watchprosite.com If you want to have a look at the variants of the origina...