Natural 1.72 carat untreated Merelani Hills tanzanite with a custom round mixed cut displaying blue, purple, teal, green, and warm orange color shifts.
Close-up of a natural 1.72 carat untreated custom round cut tanzanite in tweezers highlighting its exceptional blue, purple, green, and amber pleochroism.
Natural 1.72 carat Merelani tanzanite shown on fingertips featuring a precision custom round mixed cut with vibrant parti coloration.
Watch this untreated 1.72 carat Merelani Hills tanzanite display an extraordinary blend of blue, violet, green, and golden-orange hues through its precision custom round mixed cut.
Experience the dynamic pleochroism of this untreated Merelani tanzanite as its custom round faceting reveals shifting blue, purple, teal, green, and amber tones from every angle.
Natural 1.72 carat untreated Merelani Hills tanzanite with a custom round mixed cut displaying blue, purple, teal, green, and warm orange color shifts.
Close-up of a natural 1.72 carat untreated custom round cut tanzanite in tweezers highlighting its exceptional blue, purple, green, and amber pleochroism.
Natural 1.72 carat Merelani tanzanite shown on fingertips featuring a precision custom round mixed cut with vibrant parti coloration.
Watch this untreated 1.72 carat Merelani Hills tanzanite display an extraordinary blend of blue, violet, green, and golden-orange hues through its precision custom round mixed cut.
Experience the dynamic pleochroism of this untreated Merelani tanzanite as its custom round faceting reveals shifting blue, purple, teal, green, and amber tones from every angle.

1.72CT Tanzanite: Orange, Green, Teal, and Purple Custom Mix Round Cut

$1,290.00
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  • Ethically Sourced with Traceable Origin
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Specifications:

  • Gemstone: Tanzanite
  • Color: Orange, Green, Teal, Purple
  • Weight: 1.72 carats
  • Shape & Cut: Custom Mix Round Cut
  • Dimensions (mm): 7.36 x 7.36 x 4.99
  • Origin: Merelani Hills, Arusha Region, Tanzania
  • Treatment: None

In Natural Light

Few gemstones display such a remarkable interplay of color within a classic round silhouette. At first glance, cool sapphire-blue and soft violet occupy the center, but as the stone turns, unexpected flashes of sea-green and warm amber begin to emerge along the outer facets. The shifting palette feels much like sunlight moving across a mountain lake at dusk, where cool reflections mingle with the last warmth of the evening sky.

The precision of the custom round cut creates a captivating spiral of reflections that continually redraws the gemstone's appearance. Each movement reveals a new balance of blue, purple, green, and golden-orange, highlighting the exceptional pleochroism that makes untreated Merelani tanzanite so fascinating to collectors.

Untreated and sourced directly from Tanzania's legendary Merelani Hills, this gemstone celebrates nature's ability to create color that refuses to remain still, offering an ever-changing display that is both refined and endlessly engaging.

The Lapidary's Eye

This custom round mixed cut departs from traditional brilliant faceting, introducing a carefully engineered arrangement that concentrates light toward the center while encouraging the gemstone's natural pleochroic colors to remain distinct. The result is a mesmerizing pinwheel of reflections that continuously shifts as the viewing angle changes.

The symmetry of the round outline provides timeless versatility, while the innovative faceting gives the gemstone a contemporary personality that emphasizes color complexity over uniformity. Every facet has been placed to preserve the remarkable natural character of this untreated tanzanite.

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