This 1.53 carat, 5.80 x 5.90 x 4.40mm Asscher Cut Deep Teal Unheated Nigerian Sapphire has been hand selected by our GIA-certified gemologist Hamish Whiting for its exceptional characteristics and rarity.
Please note: For any other ring design not listed please contact us for a special order.
Gemstone Species: Natural Corundum
Gemstone Variety: Sapphire
Origin: Nigeria
Shape: Asscher
Carat Weight: 1.53
Dimensions Dimensions: 5.80 x 5.90 x 4.40mm
Colour: Deep Teal
Treatment: Unheated
Nigerian Sapphires
Location: Gombe, Antang, and Mambilla in the Central and Northern Highlands.
Known for: Sapphires in blue and green hues with very high clarity.
Mining: Independent artisanal mining in groups of 4-12 miners.
Sourced: Directly from our broker in the local area who regularly meets with the miners.
Community: Many farmers from the local community work in mining in the dry season providing an important source of income.
All of our coloured gemstones are responsibly sourced by our GIA Gemologist, Hamish Whiting, from small-scale, independent artisanal mines in both developed countries such as Australia and United States of America, and developing countries such as Sri Lanka, Nigeria, and Madagascar.
We limit our supply chain as much as possible by buying either directly from the miners, the gemstone cutters, or local trusted brokers who work directly with the miners. Hamish has formed strong relationships with our trusted suppliers in each mining area to ensure that the mining operations follow ethical practices.
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At CUSHLA WHITING, we responsibly source our diamonds and coloured gemstones. All of our diamonds are ethically sourced and Kimberley certified conflict-free. Our in-house GIA Gemologist, Hamish Whiting, has fostered relationships directly with international diamond Global Sightholders and independent artisanal gemstone mines.
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All of our diamonds are meticulously hand selected by founder, Hamish Whiting (GIA Gemologist, HRD Antwerp Diamond Grader). With 20 years of experience in buying diamonds, Hamish has developed a buying strategy that secures for our customers the top performing and best value diamonds in the world.
Be guided on your journey by one of our expert design and gemstone consultants. Select your favourite design, handpick your gemstone from our rare and multi-faceted collection and learn about our difference when it comes to the diamond 4 C's and coloured gemstone sourcing.