Vintage Horse Conch Shell with Periostracum – Triplofusus giganteus 15" Display Accent

Make a bold coastal statement with this oversized vintage Horse Conch shell, complete with its naturally preserved periostracum. At an impressive 15 inches long, this shell is packed with coastal texture, weathered charm, and seafaring history. Its rough outer layer and sculptural shape make it a standout centerpiece for any nautical or nature-inspired space.

Scientific Name: Triplofusus giganteus

Dimensions:

• Length: 15"

Attributes:

• Features preserved periostracum—an organic outer layer that protected the shell in the wild

• Weathered and textured surface with natural wear from ocean life

• Long flared siphonal canal and iconic spiral structure

• Oversized and visually striking—ideal for bold display

• Vintage shell sourced from older private collections

• Colors range from sun-bleached ivory to earthy browns and muted coral undertones

• Perfect as a centerpiece in beach house decor or rustic coastal styling

These shells are meant to be display shells. While they are in good condition, these are not professionally graded. The shell may show evidence of life in the ocean—please refer to photos for reference.