I'd love to see some of the stomachers get an airing:

https://www.gettyimages.com.au/detail/news-photo/queen-mary-official-portrait-photograph-of-1935-in-sash-and-news-photo/171216237

https://www.gettyimages.com.au/detail/news-photo/history-personalities-british-royalty-pic-1910s-hm-queen-news-photo/78949974

The GC Vladimir sautoir could also be interesting piece as would the Empress Feodorovna sapphire bandeau (I've often wondered if this is considered one of the two mystery sapphire tiara's).

https://royalwatcherblog.com/2018/05/16/maria-feodorovnas-sapphire-bandeau/

If it still exists one Queen Alexandra's diamond collars:

https://www.google.com/search?rlz=1C5CHFA_enAU736AU737&biw=1452&bih=798&tbm=isch&sa=1&ei=nC8tXMGPMYT08QXB04u4Aw&q=queen+alexandra+cartier+collar&oq=queen+alexandra+cartier+collar&gs_l=img.3...7793.11304..12087...0.0..0.244.3452.2-15......1....1..gws-wiz-img.......0j0i67j0i8i30j0i24.bHq_0NBOCmI#imgdii=iifPAbPI5PkTFM:&imgrc=-fTHe5fOymNiIM:

I suppose what I'm really saying is go the full Queen Mary!



https://www.luismiguelhoward.com/blog/2017/2/6/the-sapphire-queen