What is collectrium used for? Collectrium provides a comprehensive solution for your collection management and organizational needs. Collectrium is a secure, visual, and comprehensive tool to help collectors track, report on, and interact with their collections digitally.How do i contact collectum? Corporate identity number. Collectum’s corporate identity number is 556636-1159. Telephone. +46 8 508 981 00. Phone hours. Monday–Friday from 8.30–16.30. E-mail. [email protected]. Postal address.What happened to christies collectrium? In early 2015, when Christie’s reportedly shelled out somewhere between $16 million and $25 million to acquire a tech startup called Collectrium, the platform was hailed as something of a godsend for the art collecting set.