You are admiring an awesome specimen, a Turbo brunneus (Linne, 1758),/operculum & measuring 55.1mm and graded F++/Gem...incredible "Turban" form and a fantastic color pattern & markings are displayed...a spectacular specimen!!  This beauty was diver collected at 20-30m off Olango Island, Philippines.  A member of the Turbinidae family...excellent compliments in any collection.  Thanks for visiting our store today...and an awesome choice, too.