Discover the beauty of the 2024 $1 Australian Dolphin Series with the Hourglass Dolphin 1oz Fine Silver Coin. Featuring two Hourglass Dolphins, this silver investment coin is struck to the Royal Australian Mint’s brilliant uncirculated finish. Named for its unique, black and white markings, the Hourglass Dolphin is rarely seen, making it an intriguing and exciting species. Inhabiting the chilly Antarctic waters, pods of up to 100 dolphins have been seen, although the species prefers congregating in smaller pods of about a dozen.