Browse All › Triangle Wood Opal Post Earrings Image 1 of 1 Triangle Wood Opal Post Earrings $168.00 Triangle Wood Opal set in sterling silver. Post Earring.length - 1 5/8"width - 3/4" Add To Cart Added! Triangle Wood Opal set in sterling silver. Post Earring.length - 1 5/8"width - 3/4"