This is a signature design by Navajo smithing couple Happy Piasso and Rudy Willie which they execute in making both pendants and rings. This is a soft-cornered triangle of black onyx set in a smooth bezel wrapped with twist wire. Starred buttons form the border of the ring face. The uniform-width shank of the ring is embossed with horizontal, grooved stampwork.
Hallmarked H.Piasso and stamped Sterling inside the shank.
Stone: 3/4" top to bottom; 3/4" up and down
Ring face: 1 1/8" x 1 1/8"
Width of shank: 5/16"