20 dollars (Williamson diamond brooch) — KM#3601
20 dollars Williamson diamond brooch
The Williamson diamond brooch 20 dollars series (2025): 1 catalogued dates across 1 coin types. The table lists every date and mint with its mintage and reference value; key dates are the scarcest mintages of the series.
- Coin types
- 1
- Dates & mints
- 1
- Years
- 2025
Williamson diamond brooch 20 dollars: every date and mint
| Date | Mint | Mintage | VF | XF | UNC |
|---|---|---|---|---|---|
| 2025 | Ottawa | 6.000 | — | — | — |
Reference values (VF, XF, UNC). Key dates are the lowest 15 % of mintages on record in this series; a date with no mintage on record is never flagged.
Coin types