Here are some of my favorites:
What a creative use for vintage costume jewels. I have a few pieces, but this one is sterling and an Eisenburg piece.
Wouldn't this match perfectly?
Such a creative piece of seashell art!!
You can find these in my etsy shop:
Native American Seashell art Pendant:
A giant ruffled clamshell:
Estate Brown Conch Shell
Large bright estate scallop shell: