Denomination
From ACT Wiki
1. Currencies.
The currency in which a financial asset, liability or obligation is expressed or contracted.
"What is the currency denomination of receivables and payables?"
(Guide to risk management - the Treasurer's Wiki.)
2. Financial instruments - money.
The money amount of a unit of a financial instrument, banknote or coin.
"[Taiwanese] treasury bills are issued... with a minimum denomination of TWD 5m."
(Taiwan - the Treasurer's Wiki.)