2026 Australia Wonders of Australia Opal 100 Australian Dollars 1 oz Gold Proof Coin NGC PF 70 UC First Day of lssue

SPECIFICATIONS

1. Issuing Country Australia

2. Denomination 100 Australian Dollars

3. Year 2026

4. Issuing Authority The Perth Mint

5. Mintage 200

6. Composition Gold

7. Fineness 0.9999

8. Weight 1 oz AGW(31.107 Grams)

9. Diameter 32.60mm 

10. Coin Grading Service NGC

11. Grade PF 70 UC FDOI

12. Certification Number 8692909-Varies