Antiquorum lists an F.P.Journe Octa Calendrier, reference Q, as lot 157 in its New York auction scheduled for October 18, 2026. The published estimate is USD 400,000–800,000. This is an estimate, not a hammer price or all-in purchase cost. The house lists New York previews for October 16–17 at The Ned NoMad. The individual lot page could not be retrieved during this check, so this notice makes no additional claims about condition, provenance, production numbers or included accessories.
An Octa Calendrier leads Antiquorum’s independent highlights
Lot 157 carries a USD 400,000–800,000 estimate ahead of the October 18 New York sale.

Event dates: 18 Oct 2026 – 18 Oct 2026. Dates and local times should be reconfirmed with the organizer.
Auction estimates are indicative, not sales results. No currency conversion, buyer’s premium or tax is assumed. Any quoted amount retains the basis stated by the source.
Sources & verification
Original editorial summary based on the sources above. Product claims are attributed to their makers.
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