Portal:Anniversaries/September 12
- 1977 — Lip is liquidated after two worker takeovers of the factory.
- 1994 — The second round of Prix Gaïa awards are given to François-Paul Journe, Anton Bally, and François Mercier.
- 2011 — Swatch Group unilaterally dissolves Tiffany Watch, accusing the famed New York jeweler of hindering the growth of the joint venture.