It began with a janitor and a vacuum cleaner bag. It ended with four dead, billions lost, and two nations torn apart.

In 1989, a Thai worker pulled off the biggest jewel heist in Saudi Arabian history, stealing nearly 91 kilograms of royal gems—including a 50-carat blue diamond. But when the jewels surfaced in Thailand, what followed was a storm of corruption, murder, and an international scandal that became one of Thailand’s darkest true crime cases.

In this episode of Shadows of Siam, we expose the twisted tale behind the infamous Blue Diamond Affair—where missing jewels, murdered diplomats, and crooked cops collided to spark a decades-long diplomatic war.

🎧 You’ll learn:

• Who killed the Saudi diplomats investigating the theft?

• Why the case led directly to Thailand’s elite police force.

• And what happened to the missing blue diamond.

This isn’t just a heist story. It’s a true crime mystery soaked in greed, cover-ups, and conspiracy, still unresolved over 30 years later.

Listen now to uncover the scandal that shattered international relations—and the diamond that may be cursed.

Sources include:• Wikipedia: Blue Diamond Affair, Saudi Arabia–Thailand relations• Secret Siam: “The True Curse of the Blue Diamond”• Penn State Journal of Law & International Affairs• Thai and international news archives (1990–2022)

🔎 Follow for more: @ShadowsOfSiam on Instagram🗣 Share this episode & leave a review—it helps uncover the truth.

#ShadowsOfSiam #BlueDiamondAffair #ThailandTrueCrime #UnsolvedMystery #SaudiHeist #TrueCrimePodcast #InvestigativePodcast #ThailandCorruption #MurderAndMystery #DiplomaticScandal #CrimeConspiracy #MissingDiamond #TrueCrimeThailand #PodcastsOnAmazonMusic