Genuine Herkimer Diamond from New York – 227 g

This impressive 227‑gram Genuine Herkimer Diamond from Herkimer County, New York is a true collector’s piece. It displays the exceptional clarity, sharp geometry, and natural brilliance that have made these quartz crystals world‑renowned. Its naturally double‑terminated form immediately stands out, revealing crisp facets and glassy luster that catch and refract light from every angle.

Because Herkimer Diamonds form in ancient dolostone cavities more than 500 million years old, each crystal carries a geological story that enhances its scientific and aesthetic value. This larger‑format specimen offers substantial presence while still maintaining the clarity and internal character collectors prize. Subtle inclusions, rainbows, and internal pathways add depth and individuality. Therefore making this piece a standout addition to any mineral collection.

Whether displayed as a centerpiece, used for its high‑vibration metaphysical properties, or added to a curated quartz suite, this Herkimer Diamond embodies the purity and natural precision that define the finest examples from this iconic locality.

Key Features

• Authentic Herkimer Diamond Quartz from Herkimer County, New York
• Dimensions: 3″ x 1.75″ x 4.5″; Weight: 227 g
• Naturally double‑terminated with sharp, well‑defined facets
• Exceptional clarity with internal character and light refraction
• Formed in ancient dolostone over hundreds of millions of years
• Collector‑grade specimen with strong visual impact
• Authenticity Guaranteed: Comes with a Certificate of Authenticity

Why are Herkimer Diamonds so rare and valuable?

Herkimer Diamonds are highly collectible because they combine exceptional natural clarity with fully formed double terminations. A geological rarity that occurs only under very specific ancient conditions in Herkimer County, New York. Their brilliant luster, distinctive geometry, and 500‑million‑year‑old origin make each specimen feel like a perfectly preserved piece of deep time, which collectors and crystal enthusiasts value immensely.

Discover more rare one of a kind minerals exclusively available at Astro West in New York City.