© tolnomur (CC BY-NC-SA)
© tolnomur (CC BY-NC-SA)
5 Mark Max Planck
1983 year| Nickel brass | 12.2 g | 29.0 mm |
| Issuer | German Democratic Republic (Germany) |
|---|---|
| Period | Democratic Republic (1949-1990) |
| Type | Non-circulating coin |
| Year | 1983 |
| Value | 5 Mark (5 DDM) |
| Currency | Mark (1948-1990) |
| Composition | Nickel brass |
| Weight | 12.2 g |
| Diameter | 29.0 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Demonetized | 30 June 1990 |
| Updated | 2024-10-04 |
| Numista | N#43327 |
|---|---|
| Rarity index | 65% |
Reverse
Portrait of Max Planck facing right.
Script: Latin
Lettering:
E=h·v
Max Planck
1858 - 1947
Engravers: Dietrich Dorfstecher, Evelyn Hartnick-Geismeier
Edge
Smooth with inscription
Script: Latin
Lettering: 5 MARK * 5 MARK * 5 MARK * 5 MARK *
Comment
"E=h-v" refers to the Planck constant in quantum mechanics.Formerly AKS# 823 and AKS# 523.
Interesting fact
The 5 Mark (Max Planck) coin from the German Democratic Republic (GDR) was designed by artist Heinz Göhrich and features a portrait of Max Planck, a renowned German physicist and mathematician who is considered the founder of quantum theory. The coin was minted in 1983 to commemorate Planck's 125th birthday. It's made of nickel brass and weighs 12.2 grams.
Price
| Date | Mintage | VG | F | VF | XF | AU | UNC |
|---|---|---|---|---|---|---|---|
| 1983 | 4380 | - | - | - | - | - | - |
Values in the table are based on evaluations by sales realized on Internet platforms. They serve as an indication only for 5 Mark (Max Planck) 1983 coin.
