Inspired by the rich hues and topography of Southern California, artist Caleb Siemon alternates layers of opaque and transparent colors to create one-of-a-kind crystal bowls, hand-blown and signed by the artist. As shown, $1,400 at Blithewold Home (495 Lexington Ave, Mount Kisco, 914-666-7533; www.blithewoldhome.com).