Historical clue formulations

• Tragic downfall? — 2021-09-18
• Common pendant shape — 2016-12-29
• Earring shape — 2012-02-01
• Pendant gem shape — 2005-04-12
• Pendant gem shape — 2000-08-15
• Sign of unhappiness — 1999-11-01
• Sign of sorrow — 1997-08-25