Purchase from our shop: 
https://www.etsy.com/listing/518473553/valknut-viking-symbol-pendant-key-chain
 
This is a handmade black trinity symbol pendant. It has a beautiful glossy shine. The measurements are 1.45" (37mm) x 1.45" (37mm). The width of the plexiglass is 0.08" (2mm). The pendant comes with a black rope, key chain or earrings.