14k yellow gold and diamond tiny hummingbird charm sits on a 4mm multi Australian opal. The charm measures approximately 1/4" in diameter. All Sydney Evan beaded bracelets are strung on a stretch cord along with our 14k gold SE logo charm. Beads color and shape may vary slightly due to the nature of the precious and semi-precious stones. Standard size is approximately 6.25", for all custom size requests, please contact us.