1 & 7/16" 36mm size gauges are made from natural stone, chosen for its unique patterns and rich colors. Each piece is carefully handcrafted, polished to a smooth finish, and designed to showcase the natural beauty of the stone. We take pride in sourcing our materials responsibly, valuing the unique qualities of the Earth’s resources. Choosing our stone plugs means celebrating both personal style and the raw beauty of nature. Whether for everyday wear or special occasions, these gauges make a powerful and stylish statement.