Vintage 12K Gold Filled Moss Agate Dangle Design Bow Detail Brooch

Description

Nice vintage 12K gold filled with Moss Agate stone dangle pendant brooch!
Beautiful Moss Agate stone set in an oval filigree design attached to a bow design pin piece!  I am unsure the age of this piece.
Dangle pendant is approx. 1 1/2" long x 3/4" at it's widest.  Bow piece measures approx. 1 1/2" across.
Total weight is just over 4 grams.
Excellent vintage condition - see all photos for details!
Marked:  1/20 12K GF.  It also has a maker's hallmark - see photos for details.