This California Diamond Jubilee Medallion was issued in 1925 as part of the celebration of the event, the 75th anniversary of California as a US State. The top loop was used to attach the medal to a ribbon It was manufactured by Whitehead & Hoag, a company which made medallions and tokens. A United States commemorative half dollar was also issued to commemorate the event.

Brass, 32 mm, 10.43 gm
Obverse:
CALIFORNIA DIAMOND JUBILEE 1925
Reverse:
WHITEHEAD HOAG / SAN FRANCISCO