Greysheet

Loading your coin and currency data...

Values /
World Currency /
Macau /
Banco Nacional Ultramarino /
Horizontal red SPECIMEN ovpt front; horizontal black # ovpt upper left back; all-zero s/n 20 avos Values

Horizontal red SPECIMEN ovpt front; horizontal black # ovpt upper left back; all-zero s/n 20 avos Values

Banknote Book Price Guide

Banco Nacional Ultramarino

Horizontal red SPECIMEN ovpt front; horizontal black # ovpt upper left back; all-zero s/n 20 avos Values

Show More

Horizontal red SPECIMEN ovpt front; horizontal black # ovpt upper left back; all-zero s/n 20 avos Values

Details

Obverse: Chinese and Portuguese text; Portuguese Empire coat of arms

Reverse: Chinese and Portuguese text; BNU seal

Basic Information

GSID:

119428

Denomination:

20 avos

Varieties and Classification

Variety:

Horizontal red SPECIMEN ovpt front; horizontal black # ovpt upper left back; all-zero s/n

Physical Characteristics

Design Details

Note Color:

Olive green, tan, and purple

Note Dimension:

110 x 60 mm

Printer:

(Bradbury, Wilkinson & Company)

Feedback:

Dealer Directory

View All Dealers

Fuba Coins

FEATURED

Legend Numismatics

FEATURED

LCR Coin, Inc.

FEATURED

Greysheet News

View All News

New Zealand: New Ingot-shape Gold And Silver Proof Coins Celebrates National Olympic Team In Paris

New Zealand: New Ingot-shape Gold And Silver Proof Coins Celebrates National Olympic Team In Paris

8/9/2024

The Reserve Bank of New Zealand have released a new range of collector coins in celebration of the Paris Olympics.

by Michael Alexander

Croatia: Distinctive Traditional Costume Features On New Gold And Silver Proof And Colour Coins

Croatia: Distinctive Traditional Costume Features On New Gold And Silver Proof And Colour Coins

8/8/2024

The Croatian National Bank issue new gold and silver collector coins in the Croatian Heritage series.

by Michael Alexander

Prominent Collector Dell Loy Hansen Submitting His Historical Collection Of U.S. Coins To CAC Grading

Prominent Collector Dell Loy Hansen Submitting His Historical Collection Of U.S. Coins To CAC Grading

8/8/2024

The unprecedented crossover underscores his personal efforts to combat “grade inflation.”

by CAC Grading

Events

View All Events

DLRC Weekly Auctions

DLRC Weekly Auctions

DAVID LAWRENCE RARE COINS

Sunday, November 2, 2025

GreatCollections Coin, Currency, World Money, and World Coins Auctions

GreatCollections Coin, Currency, World Money, and World Coins Auctions

https://www.greatcollections.com/Auction-Archive

Sunday, November 2, 2025

DLRC Weekly Auctions

DLRC Weekly Auctions

DAVID LAWRENCE RARE COINS

Sunday, November 9, 2025

Your privacy
By clicking "Accept all cookies", you agree CDN Publishing can store cookies on your device and disclose information in accordance with our Cookie Policy.