I have one loaded 1 BTC Casascius coins up for auction. It was created in 2011 as part of Series-1 by Mike Caldwell. Features an inkjet-printed public address on the exterior of the coin and a spelling error in the hologram (the 2nd "s" in "Casascius" is missing in the small holo-print).
173CDs5G https://casascius.uberbills.com/?address=173CDs5Gn2iG3ABxm1BofZQQDfMKcHjGQT
AUCTION RULES:
Starting Bid: 0.5 BTC
Bidding Increments: 0.05 BTC minimum increments with no maximum leaps
Auction Ends: 12/17/2016 at 10:00PM PST → https://www.timeanddate.com/worldclock/usa/oakland
Sniping: Bidding within 15-minutes of auction end adds 15-minutes to auction. Each consecutive bid adds another 15-minutes until no more bids are received.
Payment: Expected within 48 hours (unless negotiated beforehand)
Escrow: via minerjones
Shipping: to be paid by winner. Packaging and shipping will be videotaped to protect all parties involved.
Questions? Let me know.