its high price
New start: 0.25 BTC is very high Decrease your limit to 0.05 BTC
Just some "coin" domains sales:
ArtCoin.com $8,000 November 2014
Coin.org $75,000 November 2014
CoinsBank.com $8,300 August 2014
CoinSource.com $2,300 July 2014
CoinLuck.com $3,000 May 2014
FlyCoin.com $2,795 May 2014
Coinify.com $10,000 April 2014
CoinNews.com $27,500 April 2014
CoinPlus.com $5,000 April 2014
CoinZone.com $5,000 March 2014
MintCoin.com $5,000 February 2014
LifeCoins.com $3,650 February 2014
BetterCoin.com $1,309 February 2014
CoinSense.com $1,400 February 2014
TimeCoin.com $1,000 February 2014
MaxCoin.com $3,695 February 2014
Tradecoin.com $15,000 February 2014
Bidcoin.com $1,150 January 2014
Coinvesting.com $1,750 January 2014
CoinConnect.com $3,000 January 2014
CoinKit.com $1,675 January 2014
Coinus.com $2,299 January 2014
CoinGames.net $1,000 January 2014
DragonCoin.com $1,199 January 2014
DubaiCoin.com $1,000 January 2014
ZCoin.com $7,999 January 2014
CoinDigest.com $3,999 January 2014
CoinEscrow.com $3,570 December 2013
Coin.org $4,000 November 2013
Gocoin.com $5,525 July 2013
CoinX.com $6,691 May 2013
CoinWallets.com $1,300 February 2013
Coininvest.com $7,510 April 2012