More to explore:
Skeleton Key Brooch Giant Gothic Vintage by mycreativeinstincts
Vintage Giant Gothic Skeleton Key Brooch Pin
Vintage bee hare pin brooch - too many things I like here.
A green watermelon stone anchors the heart of this circa-1960 Juliana brooch, which also features fuchsia rhinestones and aurora borealis highlight
Put old costume jewelry, including an adorable angel, on any shape really, an initial here. Note it does not have to be symmetrical.
Goddess Fairy JJ pin brooch #etsy $28.80
Keys are easier to display than a collage of doors they went to...
Google Image Result for img0.etsystatic.c...
I have a beautiful key like this that works my basement door ♥
Vintage key necklace
the right key looks just like the key from my grandparents house.. i still have it!