"(Isabella Thorpe) saw herself with...a brilliant exhibition of hoop rings on her finger."
This is a diamond half-hoop, whereas a hoop ring has stones around the entire band.
Of course she'd imagine owning rings with gems all the way around after she married🤣

1 6

c. 1790
Let's play paste or diamonds with this cluster ring!
The central stone is around one carat, surrounded by a halo of smaller stones.

1 1

Tell me your best guess as to what this is. Same item in both pics to give you detail and size reference. Circa 1760-1780 gold, turquoise cabochon, and pearls

1 6