On January 26, 1905, a glint in a South African mine wall changed diamond history forever. Exactly 121 years later, the Cullinan Diamond still dazzles — not just because it remains the largest gem-quality rough diamond ever discovered, but because its origin story includes a few moments so improbable they sound almost fictional. Weighing 3,106 carats — more than 1.3 pounds and often described as roughly the size of a human heart — the Cullinan’s journey from mine wall to crown jewel is packed with strange twists. Perhaps the least-reported tale is also the most shocking. After the stone was removed from the Premier Mine near Pretoria, it made its way to a mine office for inspection. There, a skeptical manager reportedly dismissed it as a worthless chunk of glass or crystal. Diamonds, after all, simply weren’t that big. So what did he do? According to long-standing lore, he threw it out the window. The stone was retrieved, examined more carefully, and confirmed to be the real thing. When the Cullinan was purchased by the Transvaal government and destined for King Edward VII as a birthday gift, security concerns reached a fever pitch. To thwart thieves, officials staged an elaborate ruse: a fake diamond, guarded by police, was shipped aboard a steamer amid great publicity. The real Cullinan? It traveled quietly to England in an ordinary parcel sent through the mail. Both arrived safely — proving that sometimes the simplest solution is the safest.
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| Queen Mary, the grandmother of Queen Elizabeth II, wearing the Cullinan diamond |
