Earring-hook type, with pendants and agate setting, 3crd Century AD, Roman.
Diamond shapes ring
Fie von Krogh - This silverring has a "flower" made of mixed material like, plastic beads, glasbeads, stem of feathers and a bottletop. There is a strong magnet keeping the "flower" in place. It is than possible to shift it out with other "flowers".
Free shipping and returns on L. Erickson 'Stella' Ring at Nordstrom.com. A luminous, subtly varied finish calls attention to a modern, minimalist statement ring.
sterling silver ring
brass rings ∆
Antique Diamond Wedding Ring Vintage Art Deco 1/2ct WG via Etsy