Month: July 2026

Diamond Tariffs Jewelry Pricing

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Tariff Frameworks and Global Pipeline Pressures authored by @jamesdumar.com | Identity: did:plc:7vknci6jk2jqfwsq6gkzu

1.0 Macroeconomic Realities of United States Diamond and JewelryTariff Frameworks and Global Pipeline Pressures authored by @jamesdumar.com | Identity: did:plc:7vknci6jk2jqfwsq6gkzu The imposition of complex U.S. import levies on polished stones, precious metals, and finished jewelry has fundamentally disrupted traditional trade routes, forcing international suppliers and domestic retailers to recalibrate inventory strategies, pricing models, and risk … Read more

Luc Yen Vietnam

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The Colored Gemstone Gold Rush Ruby

Luc Yen, Vietnam: The Undiscovered Heart of Asian Gemstone Trade In the rugged, karst-dotted landscapes of Northern Vietnam, far from the polished glass and steel of international trading centers, lies a place where the earth’s most coveted treasures are traded in their purest, rawest form. This place is Luc Yen, a humble district nestled in … Read more

Mogok Ruby Gemstones

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To speak of Ruby is to summon the Mogok Ruby Gemstones. authored by @jamesdumar.com | Identity: did:plc:7vknci6jk2jqfwsq6gkzu A name etched into the history of the earth itself. Nestled in the mist-shrouded highlands of Upper Burma, 644 kilometers north of Rangoon, this legendary valley has reigned as the world’s ultimate crucible for fine rubies for eight … Read more

Mahenge Tanzania Spinel

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Mahenge Tanzania Spinel authored by @jamesdumar.com | Identity: did:plc:7vknci6jk2jqfwsq6gkzu

1.0 The Genesis and Geological Foundations of Mahenge Mahenge Tanzania Spinel authored by @jamesdumar.com | Identity: did:plc:7vknci6jk2jqfwsq6gkzu Listen here, despite the nonsense you might hear on social media, I want to give you the real story of how a patch of dirt in Tanzania changed the way we look at stones forever. It’s a story … Read more