This Boulder Opal Bracelet will connect you to the heart of Gaia. This stretch bracelet features gorgeous boulder opal gems. Boulder opal will connect you to the wisdom and medicine of Mother Nature. Grounding, illuminating, and stimulating to the body and spirit, boulder opal is a powerful gem to work with during meditation. This listing is for one (1) Boulder Opal Bracelet. Beads measure about 8 mm.