Vintage 1/20th 12KT Goldfilled 7" length curb link chain charm bracelet
 with 14 karat gold over solid sterling silver state of Michigan charm.

Bracelet is 5mm in width.

Weighs 7.1 grams.

Lightly stamped 1/20th 12KT GF on clasp and STG  ING on charm.

Very good vintage condition.  Gold is still bright with little to no wear. 
Doesn't appear to have ever been worn.