20 Mark Ernst Abbe

20 Mark (Ernst Abbe) - obverse20 Mark (Ernst Abbe) - reverse

© tolnomur (CC BY-NC-SA)

Features

Issuer German Democratic Republic (Germany)
Period Democratic Republic (1949-1990)
Type Non-circulating coin
Year 1980
Value 20 Mark (20 DDM)
Currency Mark (1948-1990)
Composition Silver (.500)
Weight 20.92 g
Diameter 33 mm
Shape Round
Technique Milled
Orientation Medal alignment ↑↑
Demonetized Yes
Number
N#
41615
References KM# 78
Tracy L. Schmidt (editor); 2019. Standard Catalog of World Coins / 2001-Date (14th edition). Krause Publications, Stevens Point, Wisconsin, United States.
And 5 more volumes.

Commemorative issue

75th Anniversary - Death of Ernst Abbe, physicist

Obverse

Legend divides state emblem and denomination

Script: Latin

Lettering:
DEUTSCHE
DEMOKRATISCHE
REPUBLIK
20 MARK
1980

Reverse

Early optical instrument, dates below

Script: Latin

Lettering:
ERNST ABBE
1840 * 1905

Engravers: V. Beier, J. Rieß

Edge

Lettering: 20 MARK * 20 MARK * 20 MARK * 20 MARK *

Comments

Ernst Abbe was a German physicist and industrialist. He developed the theory of microscopic image formation (1872) and developed the condenser to improve image quality.

-kadzuma-

See also

Manage my collection

Please sign in or create an account to manage your collection.

Date Mintage VG F VF XF AU UNC Frequency
1980  40 000 $ 50 90%
1980  5 500 14% Proof

Values in the table above are expressed in USD. They are based on evaluations by Numista users and sales realized on Internet platforms. They serve as an indication only; they are not intended to be relied upon for buying, selling or exchanging. Numista does not buy or sell coins or banknotes.

Frequencies show the percentage of Numista users who own each year or variety among all the users who own this coin. Since some users own several versions, the sum may be greater than 100%.

Get this coin

No member from this site currently wants to exchange it.

Numista Rarity index: 70 Search tips
This index is based on the data of Numista members collections. It ranges from 0 to 100, 0 meaning a very common coin or banknote and 100 meaning a rare coin or banknote among Numista members.

Bullion value: USD 8.40 Search tips
This value is given for information purpose only. It is based on a price of silver at 803 USD/kg. Numista does not buy or sell coins or metal.

Contribute to the catalogue

Modify or add data on this page
Register a past auction sale
Register an example of this type
Duplicate this page
Share: Facebook X (Twitter)