Vintage Navajo Indian Sterling Silver Concho Stampworks Buttons Set of 4. There are a total of four buttons in this listing. In very good used condition. Not marked sterling but has been tested to be at least coin (90%) silver. Each button measures about 3/4″ x 3/4″. Together they weigh a solid 10.7g. All items, unless stated otherwise, are previously loved and used. Therefore, they inevitably have scratches and slight imperfection (not brand new). Please refer to pictures for condition as it is exactly what you will get. Please note size and weight are approximate only. Please check out my other items. The item “Vintage Navajo Indian Sterling Silver Concho Stampworks Buttons Set of 4″ is in sale since Saturday, July 25, 2015. This item is in the category “Collectibles\Cultures & Ethnicities\Native American\ US\1935-Now\Jewelry”. The seller is “sixteenth-alley” and is located in Milpitas, California. This item can be shipped worldwide.