Double Trinity

The Double Trinity Celtic Pendant (also called Triquetra pendant) has a trinity knot within a trinity knot. About 1 1/8" tall including the bale.

Celtic Jewelry Symbol Meaning: The Trinity, or Triquetra, is one of the earliest Celtic symbols, and is believed to predate the cross by hundreds of years. It symbolizes the trinity in all of its forms, Body, Mind & Spirit; Maiden, Mother & Crone; Air, Water & Earth, and the Christian trinity.