Jaeger Lecoultre 889 889/2 900 928/2 setting wheel / part 31100

Jaeger Lecoultre 900 renvoi (ce n'est pas le renvoi de roue de minuterie)

Setting wheel (this is not the motion setting wheel)

Part 1.31100.900 , same part for JLC 900 889 889/2 928/2

Also ok for Audemars Piguet 2124 , Vacheron Constantin 1126 , IWC 3254

Pre-owned / pre-used