Whitman Expo
CAC approved and CACG encapsulated coins fared well in public sales during the month of July 2026.
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Obverse Description
Spanish text; Mayan pyramid at Tazumal in Chalchuapa (pirámide del Tazumal); flag as registration device; coat of arms
Reverse Description
Coat of arms; flag; Christopher Colombus (Cristobal Colón) facing forward
Catalog Information
GSID:
196973
Variety:
11 DE MAYO DE 1978 Sig 61: Martell/Hurtarte/Serrano Series IZ - JZ
BNB #:
B1049c
Pick #:
P122
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Subject: I would like to contribute catalog info to CDN for 11 DE MAYO DE 1978 Sig 61: Martell/Hurtarte/Serrano Series IZ - JZ
Body: Referring page: http://beta.greysheet.com/prices/item/11-de-mayo-de-1978-sig-61-martell-hurtarte-serrano-series-iz-jz/gsid/196973 GSID: 196973 Title: 11 DE MAYO DE 1978 Sig 61: Martell/Hurtarte/Serrano Series IZ - JZ
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Bank Note Value History
11 DE MAYO DE 1978 Sig 61: Martell/Hurtarte/Serrano Series IZ - JZ
Value By Grade
11 DE MAYO DE 1978 Sig 61: Martell/Hurtarte/Serrano Series IZ - JZ
Banknote Book values
Currency
Grade Range
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Pricing
Values
Banknote Book (CPG) Values
31 DE AGOSTO DE 1934 Sig 1: Bustamante/Alfaro/Duke Series A
Worth: $35 – $300
4 DE SEPTIEMBRE DE 1941 Sig 4: Guirola/Alfaro/Duke Series C
Worth: $35 – $300
14 DE ENERO DE 1943 Sig 5: Laxton/Alfaro/Duke Series D, E
Worth: $30 – $275
Two diagonal red SPECIMEN ovpts front; all-zero s/n
Worth: $250 – $250
Two diagonal red SPECIMEN ovpts front; all-zero s/n
Worth: $250 – $250
Two diagonal red SPECIMEN ovpts front; all-zero s/n
Worth: $250 – $250
31 DE AGOSTO DE 1934 Sig 1: Bustamante/Alfaro/Duke Series A
Worth: $50 – $175
19 DE MARZO DE 1942 Sig 2: Duke/Alfaro/Duke Series B
Worth: $50 – $200
11 DE ENERO DE 1944 Sig 6: Craik/Alfaro/Duke Series C
Worth: $50 – $200
3 DE ENERO DE 1951 Sig 3: Rodriguez/Alfaro/Duke Series D
Worth: $50 – $700
2 DE MAYO DE 1951 Sig 9: Meza/Alfaro/Duke Series E
Worth: $50 – $700
14 DE MAYO DE 1952 Sig 10: Tomás/Alfaro/Duke Series F
Worth: $50 – $700
Two diagonal red SPECIMEN ovpts front; all-zero s/n
Worth: $250 – $250
Two diagonal red SPECIMEN ovpts front; all-zero s/n
Worth: $250 – $250
Two diagonal red SPECIMEN ovpts front; all-zero s/n
Worth: $250 – $250
Greysheet News
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Events
Heritage Auctions: US Currency Tuesday Select Auction
Location: Heritage Auctions
Tuesday, June 2, 2026
Heritage Auctions: World Paper Money Tuesday Select Auction
Location: Heritage Auctions
Tuesday, June 2, 2026
Heritage Auctions: US Coins Tuesday & Wednesday Select Auction
Location: Heritage Auctions
Wednesday, June 3, 2026