There's an old thread here on WPS on the Jacky Ickx 4 limited edition:
I am no Chopard expert, but the quality of the piece in your picture would seem entirely inconsistent with what is manufactured by Chopard. Best wishes.
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Also. You think is a replica? I’m searching for hours but I didn’t find the same watch...
“Jacky ickx 4”
Yeah, I read this page, but the pictures aren’t the same with my watch...