2.08 ct Natural Cobalt Blue Spinel — Tanzania (GFCO Report)

A captivating Tanzanian spinel distinguished by its rich cobalt-blue color and lively blue flashes, revealed as the stone moves through the light. Its square cushion shape combines a brilliant-cut crown with a step-cut pavilion, creating a refined geometric profile with elegant presence and strong design versatility.

At 2.08 carats, this natural, untreated spinel offers a compelling combination of size, rarity, and individuality. Its sophisticated proportions make it an excellent candidate for a statement ring, pendant, or other one-of-a-kind custom jewelry creation. The documented Tanzanian origin and blue cobalt spinel trade designation add further appeal for collectors and connoisseurs.

Offered loose and ready to become the centerpiece of a private collection or bespoke jewelry design.

Gemstone details, as stated in the GFCO report:

● Identification: Natural spinel

● Trade name: Blue cobalt spinel

● Weight: 2.08 carats

● Origin: Tanzania

● Shape: Square cushion

● Dimensions: 6.69 × 6.22 × 5.38 mm

● Treatment: No heat or treatment

● GFCO report number: AAP96801

Natural inclusions contribute to this stone’s individual character and distinguish it as a unique natural gem. Macro photographs magnify details that may be less noticeable at normal viewing distance. Color and brightness vary with lighting.