I went to an estate sale last week that had LOTS of costume jewelry.  Many pieces were Trifari.  While doing a little research I saw these high sellers.

This is a rare set referred to as the "Jewels of India"

Vintage Trifari Necklace Earring Bracelet and Pin Set Jewels of India SOLD $3422.00 By eBay Seller bianchifam  Check it out HERE

Large 1940’s Crown Trifari Signed Pave Pin/Clip large Bird Green Topaz Set Sold $3075.00 by eBay Seller mattgarrtay Check it out HERE 

#1 loves Wisteria.. I think she'd like this too.

Vintage Rare Crown Trifari Large Blue Wisteria Enamel & Crystal Pin SOLD 1495.00 By eBay Seller good4me2 Check it out HERE 

Trifari Philippe Blue & White Moonstone Fruit Salad Giant Floral Spray Pin Clip SOLD $1175.00 by eBay Seller n_and_n_jewelry Check it out HERE 

This one reminds me of a crown.

1940’s Rare Large Trifari Sterling Gold Vemeil Bird Brooch 3 ¼ SOLD 1111.00 by eBay Seller universalgems1111  Check it out HERE