Divining compass, luopan, for fengshui. Black lacquered wooden disc with a glass-covered magnetic compass in the centre. The top surface is inscribed with 15 rings of Chinese texts in red and gold paint, the eight-trigram occupy the first inner ring of the compass.
See Stephan Feuchtwang, 1974, 'An Anthropological Analysis of Chinese Geomancy', Vientiane: Editions Vithagna. Part Two of the book, titled 'The indigenous model', explains the significance of the several rings and the symbols in them.