Lois Franke Warren ring, circa 1950
silver sterling
signed with Warren maker mark, stamped sterling 
size, us 7.5 - eu 56 - 17,75 mm 
L. 7/8“ W. 7/8“ H. 1”
L. 2 cm W. 2 cm H. 2,4 cm 
weight 15 gram. 
original patina