The medal's obverse bears a bearded pilgrim over modern Boston skyline. Across at top, "Boston Jubilee"; below, 350; signed MK
The reverse holds a mosaic of Boston sites and landmarks, including the State House, the Bunker Hill monument, North Church, a Swan boat, and the half shell.
The medal was struck in bronze and silver by Monnaie de Paris. The mintage was 9,500 pieces in bronze and an unknown number in silver.