100 Zlotys Environmental Protection - Beaver; Trial Strike

Features

Issuer	Poland
Period	Polish People's Republic (1952-1989)
Type	Patterns
Year	1978
Value	100 Zlotys (100 Złotych) (100 PLZ)
Currency	Third Zloty (1949-1994)
Composition	Silver (.625)
Weight	16.5 g
Diameter	32 mm
Shape	Round
Technique	Milled
Orientation	Medal alignment ↑↑
Demonetized	Yes
Number	N# 122381
References	KM# Pr331 Standard Catalog of World Coins (86 volumes). , ParM# P383a Wydawnictwo Nefryt (publisher). Katalog Monet Polskich Obiegowych I Kolekcjonerskich. Wydawnictwo Nefryt, Szczecin, Poland (3 volumes). , Fischer Po# P220b Fischer (publisher). Katalog monet polskich (Fischer). Fischer, Bytom, Poland (4 volumes).

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Commemorative issue

Environmental Protection - Beaver

Obverse

Script: Latin

Lettering:
POLSKA RZECZPOSPOLITA LUDOWA
19 78
mw
ZŁ 100 ZŁ

Engraver: Stanisława Wątróbska-Frindt

Reverse

Script: Latin

Lettering:
OCHRONA
ŚRODOWISKA
PRÓBA

Engraver: Stanisława Wątróbska-Frindt

Edge

Plain

Mint

(MW)	Mint of Poland (Mennica Polska), Warsaw, Poland (1766-date)

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Date			Mintage		VG	F	VF	XF	AU	UNC
Undetermined
1978 MW			3 100							$ 100		Proof, Próba

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.

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Numista Rarity index: 93 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 24.63 Search tips

This value is given for information purpose only. It is based on a price of silver at 2388 USD/kg. Numista does not buy or sell coins or metal.

Actual silver weight: 0.332 oz

Current silver price: 74.28 USD/oz (see silver price

)

Past sales

Pictures	Sale	Date	Grade	Sold price
	Katz Auction 177 Lot 1457	6 Dec 2025	UNC	USD 100.12 (EUR 86.00) (+ buyer's premium)
© Katz Coins Notes & Supplies Corp.
	Katz Summer Evening Auction 162 Lot 1083	7 Jul 2025	UNC	USD 88.48 (EUR 76.00) (+ buyer's premium)
© Katz Coins Notes & Supplies Corp.
	Katz Auction 158 Lot 1027	14 May 2025	UNC	USD 133.88 (EUR 115.00) (+ buyer's premium)
© Katz Coins Notes & Supplies Corp.
	Katz Auction 141 Lot 2226	25 Oct 2024	UNC	USD 135.04 (EUR 116.00) (+ buyer's premium)
© Katz Coins Notes & Supplies Corp.
	The Coinhouse Auctions Auction 25 Lot 909	18 Dec 2021	UNC	USD 104.77 (EUR 90.00) (+ buyer's premium)
© The Coinhouse Auctions