Whitman Expo
Rarities across the spectrum of American coinage are set to cross the auction block.
Thank you to our sponsors!
Go check them out!
Obverse Description
Spanish text; José María Córdova Muñoz wearing military uniform; seated allegorical woman gazing upon mountains, lake, and palm trees
Reverse Description
Spanish text; Banco de la República building in Bogotá
Catalog Information
GSID:
94257
Variety:
20 de Julio de 1927 Sig 3b: Caro/Ospina/Posada Series M 7-digit s/n
BNB #:
B918a
Pick #:
P376
Send Catalog Feedback
To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for 20 de Julio de 1927 Sig 3b: Caro/Ospina/Posada Series M 7-digit s/n
Body: Referring page: https://www2.greysheet.com/prices/item/20-de-julio-de-1927-sig-3b-caro-ospina-posada-series-m-7-digit-s-n/gsid/94257 GSID: 94257 Title: 20 de Julio de 1927 Sig 3b: Caro/Ospina/Posada Series M 7-digit s/n
Subscribe to View
View more data, info, and visualizations. Get access to retail and wholesale pricing as well as auction data.
Bank Note Value History
20 de Julio de 1927 Sig 3b: Caro/Ospina/Posada Series M 7-digit s/n
Value By Grade
20 de Julio de 1927 Sig 3b: Caro/Ospina/Posada Series M 7-digit s/n
Banknote Book values
Currency
Grade Range
Sort by
Pricing
PRIMERO DE MAYO DE 1920 6- or 7-digit s/n Intro: 1923
Worth: $3,500 – $7,000
QUINCE DE SEPTIEMBRE DE 1919 6-digit s/n Intro: 1923
Worth: $17,000 – $33,500
QUINCE DE SEPTIEMBRE DE 1919 6-digit s/n Intro: 1923
QUINCE DE SEPTIEMBRE DE 1919 6-digit s/n Intro: 1923
20 DE JULIO DE 1923 Sig 1: Joaquín/Michelsen/Posada Series A 7- or 8-digit s/n
Worth: $130 – $500
Separate uniface front/back; no ovpt; no perf; all-zero s/n
Separate uniface front/back; no ovpt; no perf; no s/n
Two diagonal red SPECIMEN ovpt front; all-zero s/n
20 DE JULIO DE 1923 Sig 1: Joaquín/Michelsen/Posada Series B 7-digit s/n
Worth: $200 – $2,700
Separate uniface front/back; no ovpt; no perf; all-zero s/n
Separate uniface front/back; no ovpt; no perf; no s/n
Two diagonal red SPECIMEN ovpt front; all-zero s/n
20 DE JULIO DE 1923 Sig 1: Joaquín/Michelsen/Posada Series C 7-digit s/n
Worth: $400 – $1,700
Separate uniface front/back; no ovpt; no perf; all-zero s/n
Separate uniface front/back; no ovpt; no perf; no s/n
Greysheet News
Stack's Bowers Galleries to Present Over 600 Impressive Numismatic Rarities in the Summer 2026 Global Showcase Rarities Night Session
8/21/2026
eBay Expands Authenticity Guarantee to Collectible Coins
eBay, one of the world's largest marketplaces for unique and historic coins, today announced the expansion of Authenticity Guarantee in the U.S. to a new category: collectible coins.
8/21/2026
1941-D Walking Liberty Half Dollar Leads Heritage CAC-Approved Coinage Showcase Auction to $447,813
CAC-approved Walking Liberty half dollars claim three of the auction's top four results.
8/21/2026
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