They are made by Vincent Platero, Navajo. They measure 2 3/4 inches top to bottom and 1 1/4 inches across at the widest point.
They are in excellent condition. The item "Old Style Navajo Sterling Silver Stamped Concho Earring" is in sale since Sunday, January 6, 2019. This item is in the category "Jewelry & Watches\Ethnic, Regional & Tribal\Native American\Earrings". The seller is "explodingllama" and is located in Novato, California. This item can be shipped worldwide.