Whitman Expo
Diagonal red SPECIMEN ovpt front/back; all-zero s/n 20 leones Values
Details
Obverse: English text; coat of arms; Cotton Tree in Freetown; President Siaka P Stevens
Reverse: English text; two boys panning for gold or diamonds in river; palm trees
- Values
- World Currency
- Sierra Leone
- Bank of Sierra Leone
- Diagonal red SPECIMEN ovpt front/back; all-zero s/n 20 leones Values
Diagonal red SPECIMEN ovpt front/back; all-zero s/n 20 leones Values
Banknote Book Price Guide
Sponsor
Sponsor
Sponsor
Sponsor
Sponsor
Dealer Directory
View All Dealers
Greysheet News
View All News
Canada. Latest Silver Proof and Colour Coins Launch New National Parks Series
2/19/2026
The Royal Canadian Mint launch a new silver proof coin series focusing on exceptional natural beauty.
NCBA Leads Multi-State Fight to Protect Coin & Bullion Tax Exemptions
2/19/2026
Campaigns have begun in Maryland, Nebraska, New York, Virginia, and Washington state.
Australia. Popular Silver and Gold Koala Bullion and Collector Coin Series Returns With a Third Release
2/18/2026
The Royal Australian Mint's beloved Koala Series has returned with a third release and new design.
Events
View All Events
Heritage Auctions
Tuesday, December 2, 2025
Heritage Auctions
Tuesday, December 2, 2025
Heritage Auctions
Wednesday, December 3, 2025