QING: AE charm (15.78g), CCH-834, two bats facing each other, four other symbols, jin yù man táng cháng mìng fù guì (enjoy long life and prosperity) / stork and deer facing each other, both representing long life, EF. Most charms with round holes were meant to be worn on a necklace or hung from the waist.
Estimate: 75-100 USD