The 1 oz Silver Prehistoric Life Dunkleosteus 2023 is a collector's coin and investment coin that is part of the "Prehistoric Life" series. Issuer and manufacturer of this coin is the German company Bayrisches Hauptmünzamt. The coin has a limited mintage of 10,000 pieces and is dedicated to the Dunkleosteus, a fish-like creature that lived approximately 380 to 360 million years ago in the Middle Paleozoic Era.

The motif side of the coin features a Dunkleosteus swimming through the sea. Its wide-open mouth and dangerous teeth are clearly recognizable. The Dunkleosteus belongs to the Placodermi, a group of armored fish-like vertebrates known as armored fishes. The Dunkleosteus was the largest representative of this group and reached lengths of 6 to 10 meters and a weight of 1.5 to 1.7 tons. His teeth consisted of bony plates that could sharpen themselves and grew back over and over again. The Dunkleosteus was a carnivore, preying on small fish and sharks in shallow waters.

The value side of the coin depicts the coat of arms of the Republic of the Congo, which features a leopard's head, an elephant's tusk and a spear. The country's motto, "Justice, Paix, Travail" (Justice, Peace, Labor), is also depicted. The face value of the coin is 30 francs.

The coin has a denomination of 1 ounce and is made of silver with a fineness of 999.9/1,000. It has a diameter of 39 mm and a weight of 31.10 grams. The coin is encapsulated to protect it.

The 1 oz Silver Prehistoric Life Dunkleosteus 2023 is not only a fascinating collector's item for lovers of prehistoric life, but also a potential investment due to its limited edition and high-quality silver material.