Seraphic
Verified

23.20ct Unheated Blue Sapphire, Cushion Mixed Cut

Stone ID: SRD-2026-5092
View lab certificate (PDF)

$6,700,000

Inquiries welcome for wire or escrow payment.

Ask a question, request additional photos or a live video call, or make an offer.

No payment is taken now — our team confirms every step with you directly, and every purchase is covered by the Seraphic Guarantee.

Stones above 3 carats ship by bonded, insured courier — hand-delivered, signature required. Smaller stones ship fully insured and tracked.

Sold By

Verified Sri Lankan Seller

Identity confirmed and this listing reviewed by Seraphic Gem Co. before publication — covered by the Seraphic Guarantee.

Specifications

Carat Weight
23.20 ct
Shape & Cut
—
Color
—
Clarity
—
Origin
Sri Lanka
Treatment
—
Dimensions
17.38 x 13.23 x 11.28 mm
Certification
—

About This Stone

Natural blue sapphire from Sri Lanka, accompanied by GRS Gemresearch Swisslab report GRS2026-019093 (29 January 2026), which describes the colour as intense to vivid blue (GRS-type "royal blue") and states no indication of thermal treatment. Cushion shape, brilliant/step cut, 23.20 ct, 17.38 x 13.23 x 11.28 mm.