Exchange rate of the Kuwaiti dinar remained stable at KD 0.275 per dollar, and decreased against the euro, recording KD 0.390, the Central Bank of Kuwait said on Sunday. The Kuwaiti dinar increased against the pound Sterling, 0.447, remaining at the same level against the Japanese yen, at KD 0.003, and increased to KD 0.314 against the Swiss franc, Kuwait\'s state monetary authority said in its daily bulletin.