Natural 1.55 carat opalescent teal blue sapphire from Gombe, Nigeria, photographed beneath a green leaf on a pale surface. Its elongated hexagonal portrait cut displays a softly translucent seafoam center surrounded by saturated teal-blue step facets.
Close-up photograph of a 1.55ct untreated opalescent teal blue sapphire held in silver jeweler's tweezers. The elongated hexagonal portrait cut reveals crisp geometric edges, a broad central window and cool blue reflections.
Untreated 1.55 carat opalescent teal blue sapphire from Gombe, Nigeria, photographed on fingers for scale. Its elongated hexagonal portrait cut measures 10.13 × 5.29 mm, with a shallow 2.31 mm depth.
Explore the geometric character of this untreated 1.55ct opalescent teal blue sapphire from Nigeria. Presented in jeweler's tweezers, its elongated hexagonal portrait cut features a broad central window, crisp step facets and a distinctive contrast between soft seafoam blue and saturated teal.
Discover a natural 1.55 carat opalescent teal blue sapphire from Gombe, Nigeria, presented on the hand for scale. Completely untreated, this elongated hexagonal portrait-cut gemstone features a softly translucent blue-green center framed by deeper teal facets. An elegant loose sapphire for bespoke engagement rings, contemporary pendants and custom fine jewelry.
Natural 1.55 carat opalescent teal blue sapphire from Gombe, Nigeria, photographed beneath a green leaf on a pale surface. Its elongated hexagonal portrait cut displays a softly translucent seafoam center surrounded by saturated teal-blue step facets.
Close-up photograph of a 1.55ct untreated opalescent teal blue sapphire held in silver jeweler's tweezers. The elongated hexagonal portrait cut reveals crisp geometric edges, a broad central window and cool blue reflections.
Untreated 1.55 carat opalescent teal blue sapphire from Gombe, Nigeria, photographed on fingers for scale. Its elongated hexagonal portrait cut measures 10.13 × 5.29 mm, with a shallow 2.31 mm depth.
Explore the geometric character of this untreated 1.55ct opalescent teal blue sapphire from Nigeria. Presented in jeweler's tweezers, its elongated hexagonal portrait cut features a broad central window, crisp step facets and a distinctive contrast between soft seafoam blue and saturated teal.
Discover a natural 1.55 carat opalescent teal blue sapphire from Gombe, Nigeria, presented on the hand for scale. Completely untreated, this elongated hexagonal portrait-cut gemstone features a softly translucent blue-green center framed by deeper teal facets. An elegant loose sapphire for bespoke engagement rings, contemporary pendants and custom fine jewelry.

1.55CT Sapphire: Opalescent Teal Blue Elongated Hexagonal Portrait Cut

$1,511.25
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Specifications:

  • Gemstone: Sapphire
  • Color: Opalescent Teal Blue
  • Weight: 1.55 Carats
  • Shape & Cut: Elongated Hexagonal Portrait Cut
  • Dimensions (mm): 10.13 x 5.29 x 2.31
  • Origin: Gombe, Nigeria
  • Treatment: Untreated

In Natural Light

A cool wash of ocean blue defines this 1.55-carat Nigerian sapphire, with a delicate opalescent interior that softens its appearance. The broad central window reveals pale, misty blue-green tones, while the surrounding facets hold a deeper, more saturated teal.

In the photographs, the sapphire takes on different personalities against its surroundings. Resting on a white surface, its center appears softly seafoam green, framed by crisp blue edges. Against a darker background, the color becomes distinctly cooler and more aquatic.

Subtle internal textures introduce a natural, almost watercolor-like quality. Untreated and quietly distinctive, this sapphire finds its beauty in the contrast between transparent geometry and diffused color.

The Lapidary's Eye

The elongated hexagonal portrait cut gives this sapphire an elegant architectural presence. A broad, minimally faceted central window is bordered by precise step facets, allowing the crystal's natural opalescence to remain visible.

Its proportions are especially distinctive. Measuring 10.13 × 5.29 mm, with a length-to-width ratio of approximately 1.91:1, the sapphire has a noticeably elongated silhouette. At just 2.31 mm deep, its shallow profile creates an expansive face-up appearance without unnecessary visual weight.

The narrow teal-blue border provides definition, while the open center preserves the stone's soft internal character. This deliberate contrast makes the sapphire particularly compelling for contemporary, design-led jewelry.

Design Possibilities

The sapphire's long, geometric outline lends itself beautifully to an east-west ring, a minimalist pendant, or an architectural bezel setting. White gold and platinum would emphasize its cool blue palette, while yellow gold could introduce a striking warmth.

Its shallow portrait-cut profile makes thoughtful setting design particularly important, especially when considering a ring intended for frequent wear.

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