Check the listing for details. US Mint 1981 Proof Set 6 Coin Set. Listed at 12.45 USD. US Mint 1981 Proof Set 6 Coin Set Excellent Condition. Please review all photos. About us:We strive to be 5-star sellers. We will always try to work with our customers to resolve any issues may occasionally arise. Please contact us if there is any issue with purchased items. We do not end auctions early for Buy-It-Now (BIN) offers. If we want something to be sold as BIN item, it will be listed as such. All of our auctions are no-reserve listings.Shipping: We are always happy to combine orders for shipping whenever possible. Combined shipping costs will vary according to the size and weight of the purchased items. When purchasing multiple items, please wait for an invoice with the combined shipping price before paying. Payment:Payment is due no later than 3 days after the close of the auction. eBay will automatically open unpaid item case if payment is not received during this time