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Lot 25

in 8th August 2020

Guide price: £20-40

RUBY Colour Red, Weight 6.27 ct, Shape and cut Pear, 13.40mm x 9.22mm x 6.14mm, Optic Ch DR, Refractive Index 1.75 - 1.76, Specific Gravity 3.90, Microscopic opt SILK, Species Corundrum, Treatments Heating