Glass Eye Studio Hand Blown Cobalt Diamond Glass Ornament Everything from Glass Eye Studio contains ash from the 1980 Mt. St. Helens eruption. Handmade in the USA. Approximately 3" round. All hand blown ornaments come with an artist card, celebrating Glass Eye Studio's hand crafted artisan approach. All glass from Glass Eye Studio's Seattle studio is individually crafted by artists, not machines. Each Glass Eye Studio blown glass ornament is and individual work of art, handmade by artisans skillfully working molten glass into festive keepsakes.