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Icon Archive › Business & Billionaires › Sir Ernest Oppenheimer
The Legacy Diamond Icon Archive

Sir Ernest Oppenheimer

Diamond — Mining financier who gained control of the world's leading diamond company and built the modern diamond cartel

The originalMining financier who gained control of the world's leading diamond company and built the modern diamond cartelSee the documented piece →

Sir Ernest Oppenheimer is associated, in the documented record, with a Diamond. Mining financier who gained control of the world's leading diamond company and built the modern diamond cartel (1929).

Within the Legacy Diamond Icon Archive this entry sits alongside the great diamond stories — a reference point for the cut, the colour and the moment it marked. The full Legacy Story for this icon is being written; the verified specifications, provenance and sources below are confirmed today.

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Common questions

What diamond or jewel is associated with Sir Ernest Oppenheimer?
Sir Ernest Oppenheimer is associated, in the documented record, with a Diamond. Mining financier who gained control of the world's leading diamond company and built the modern diamond cartel.
What era and origin is it from?
It dates to 1929. Origin / association: United States.
Can I acquire a diamond like Sir Ernest Oppenheimer's?
Yes — Legacy Diamonds sources and commissions comparable diamonds privately, including one-of-one bespoke pieces in the same cut and colour. Begin privately with the Legacy atelier.

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In the spirit of the original
Superb Ruby and Diamond Brooch | Designed As a Bow Set with Cushion-shaped, Circular-cut and Rose Diamonds, Supporting a
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$96,000.00
StoneDiamond
Era1929
RegionUnited States

Documented. This is an editorial reference compiled from public sources — a record of notable jewels in history, not a statement of endorsement or of any association with Legacy. Source: primary reference. Last verified July 2026.

Arena

◆Business & Billionaires

Stone

Diamond

Region

🇺🇸United States

Era

Art Deco (1915–1939)
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