Royal Copenhagen Tenera Lidded square box

Aluminia - Royal Copenhagen Tenera, lidded square box. Designed (and signed) by artist Cari Kristensen. Decoration number 522/3335. Factory first. Height 11.9 cm., the sides measures 9.5 by 7.4 cm. There is an engraving on the bottom from a previous owner (please see the last picture) otherwise, it is in perfect condition with no flaws.