Beautiful gold-with-turquoise thimbles sold on eBay.

19th century gold and turquoise thimble.
US$495.00; 7 bids, starting at US$50.00.
11 June 2007.
19th century gold thimble with pearls and turquoise cabochons and dimpled carnelian top.
GBP245.88 (approx. US$500.81); 18 bids, starting at GBP 0.99.
31 July 2007. 19th century gold thimble with many turquoise cabochons.
Reserve not met: Highest Bid*: US $536.00; 2 bids.
17 June 2007.

Of course, on eBay, it's really the second highest bid plus whatever roundish increment they add on, up to the highest bidder's bid.