In Southeast Asia, when the value of the Siamese tical (baht) was about half a troy ounce of silver (about 16 grams), the value of the cowrie (Thai: เบี้ย bia) was fixed at ​1⁄6400 Baht. In modern Thailand, it refers to interest paid for the use of money borrowed or deposited;[9] bia wat เบี้ยหวัด is a military pension.[10]