Who created "Rudolph II, 1552-1612, Holy Roman Emperor 1576 [obverse]"?

Rudolph II, 1552-1612, Holy Roman Emperor 1576 [obverse] was created by Antonio Abondio in c. 1577.

What medium is "Rudolph II, 1552-1612, Holy Roman Emperor 1576 [obverse]"?

Rudolph II, 1552-1612, Holy Roman Emperor 1576 [obverse] is silver.

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This artwork was created c. 1577.

Antonio Abondio, c. 1577