Large pavé show up sometimes at auctions:
In October 2022 in Monaco a 18238 large pavé with ruby markers was offered, estimate 30-60k, it remained unsold at the time.
https://www.monacolegendauctions.com...eces-30/lot-79
Phillips sold a 18238 before in May 2022 with large pavé and emerald markers for around 70k (premium included, taxes excluded).
I haven't seen one live yet but it must be a treat...