Seychelles Imports of hydrometers, thermometers, pyrometers, barometers, hygrometers from Estonia was US$56 during 2017, according to the United Nations COMTRADE database on international trade. Seychelles Imports of hydrometers, thermometers, pyrometers, barometers, hygrometers from Estonia - data, historical chart and statistics - was last updated on June of 2024.