Sigel Conceptum

The Conceptum 2025/2026 book calendar by Sigel is a versatile business agenda designed for efficient planning and organization. With an appealing black softcover and a textured plastic surface, this calendar offers both functionality and modern design. It covers a period of 18 months, starting in August 2025, and features a clear two-page weekly view that allows for structured scheduling of appointments and tasks. With a total of 256 pages, 18 of which are perforated, the calendar provides ample space for notes and planning. Its multilingual design in German, English, French, and Dutch makes it an ideal companion for international business travelers and anyone working in a multicultural environment.

• Weekly overview on double pages for clear appointment planning
• Perforated pages for easy tearing out of notes
• Elastic band closure for secure holding and protection of contents
• Versatile language options for multilingual use.