Philippines 1970 Shells Definitive Series

Philippines · 1970 · 5, 10, 20, 40 Sentimos

This set of four definitive stamps from the Philippines, issued in 1970, showcases the rich marine biodiversity of the archipelago. Each stamp features a distinct and beautifully rendered seashell: the Scaled Tridacna, Royal Spiny Oyster, Venus Comb, and the rare Glory of the Sea Cone.

These stamps are part of a larger definitive series highlighting the natural wonders of the Philippines, serving both postal utility and promoting national heritage through its vibrant marine ecosystem.