These ring were made during the New Zealand lockdown and is made using homemade and repurposed equipment to brilliant effect. This pebbles were found at Gemstone Beach and are argilite. It’s size L and fits on an average sized hand ring finger. Currently in stock I have the three rings stacked on my finger in the photo. Top to bottom 1. Olive Green Argillite, 2. Brown Argillite, 3. Pale Green Argillite