1.91CT Sapphire: Opalescent Royal Blue Banded Custom Trillion Cut
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Specifications:
- Gemstone: Sapphire
- Color: Opalescent Royal Blue
- Weight: 1.91 Carats
- Shape & Cut: Custom Trillion Cut
- Dimensions (mm): 8.54 x 7.13 x 4.73
- Origin: Gombe, Nigeria
- Treatment: Untreated
In Natural Light
This 1.91-carat sapphire from Gombe, Nigeria, presents an intense royal blue softened by a distinctive opalescent character. Rather than the crisp transparency associated with conventional blue sapphires, its color appears suspended within a subtly hazy crystal, creating an almost velvety impression.
The photographs reveal fine, parallel internal features that lend texture to the blue body color. Brighter cyan-blue reflections emerge along the edges, contrasting with the deeper royal blue center. The result is a gemstone whose appeal lies as much in its unusual internal character as in its saturation.
Completely untreated, this Nigerian sapphire offers a distinctive expression of blue corundum, combining rich coloration with an atmospheric, softly diffused appearance.
The Lapidary's Eye
The custom trillion cut introduces a compelling contrast between angular geometry and the sapphire's softened internal appearance. Its three-sided outline features gently curved edges and broad facets that allow the blue coloration to occupy large, uninterrupted areas.
In the photographs, the fine linear internal features remain visible beneath the polished facet surfaces, while the perimeter produces brighter reflections. This gives the gemstone an interesting balance between optical texture and defined geometric structure.
Measuring 8.54 × 7.13 × 4.73 mm, the sapphire has a broad triangular face-up presence and a substantial depth. Unlike a conventional brilliant trillion, its faceting emphasizes larger planes of color alongside more concentrated reflections.
Design Possibilities
The sapphire's distinctive triangular silhouette makes it an intriguing centerpiece for a custom pendant or contemporary statement ring. Its rich royal blue coloration would contrast beautifully with yellow gold, while platinum or white gold could complement the cooler cyan-blue reflections.
A minimalist three-point setting could emphasize the trillion outline, while a carefully designed bezel would create a more architectural presentation and offer additional protection around the corners.
For an engagement ring, an asymmetrical setting could take advantage of the gemstone's unconventional shape, allowing its opalescent character to remain the focus without competing decorative elements.
