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4.27 ct Kashmir Blue Sapphire

Acquire a legend of the gemstone world with this 4.27-carat natural blue sapphire from the prestigious and highly coveted Kashmir region. Kashmir sapphires are world-renowned for their velvety, intense blue hues, and this stone stands as a shining testament to that geological heritage. Cut into an elegant octagon step-cut measuring 7.87 x 7.19 x 5.91mm, the geometric facets create a sophisticated "hall of mirrors" effect that accentuates its deep blue coloration. Displaying standard sapphire physical constants with a refractive index of 1.760–1.770 and a specific gravity of 4.00, its authenticity and high-quality crystallography are undeniable. Perfect for prominent legacy jewelry or high-value investment portfolios.


• Type: Natural Blue Sapphire

• Weight: 4.27 Cts

• Color: Blue

• Shape/Cut: Octagon / Step Cut

• Measurements: 7.87 x 7.19 x 5.91mm

• Refractive Index: 1.760 - 1.770 Biref: 0.010

• Specific Gravity: 4.00

• Origin: Kashmir


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Acquire a legend of the gemstone world with this 4.27-carat natural blue sapphire from the prestigious and highly coveted Kashmir region. Kashmir sapphires are world-renowned for their velvety, intense blue hues, and this stone stands as a shining testament to that geological heritage. Cut into an elegant octagon step-cut measuring 7.87 x 7.19 x 5.91mm, the geometric facets create a sophisticated "hall of mirrors" effect that accentuates its deep blue coloration. Displaying standard sapphire physical constants with a refractive index of 1.760–1.770 and a specific gravity of 4.00, its authenticity and high-quality crystallography are undeniable. Perfect for prominent legacy jewelry or high-value investment portfolios.


• Type: Natural Blue Sapphire

• Weight: 4.27 Cts

• Color: Blue

• Shape/Cut: Octagon / Step Cut

• Measurements: 7.87 x 7.19 x 5.91mm

• Refractive Index: 1.760 - 1.770 Biref: 0.010

• Specific Gravity: 4.00

• Origin: Kashmir