Kent Grey by Tiffany Round Footed Serving Bowl Pattern Code: TICKENGR - FLAWED - Rare Piece!

This serving bowl is in used, vintage condition.  There are no chips, cracks, crazing, fleabites or repairs.  There is DISCOLRATION in the interior, that appears to be under the glaze as I was unable to remove it.  Please see the photos with the purple arrows for the areas that are affected.

Dimensions:
Height:  approx. 4-7/8 inches
Rim diameter:  approx. 9-7/8 inches
Weight:  2 pounds 4.1 ounces (not including shipping materials).

Pattern Code: TICKENGR
Description: Spode, Grey Grapes, Gold Bands
Pattern: Kent Grey by Tiffany
Status: Circa 1960's - Discontinued.
Manufacturer: Spode (Copeland)Retailer: Exclusively sold by Tiffany & Co.
Production Era: Likely around the 1960s.
Origin: Made in England.
Material: Fine bone China, often classified simply as "China" or "porcelain", produced in England.
Design Details: The pattern features gray grapes and acorns with gold inner bands, recognized as a reproduction of a Georgian-era (1808) design.
Exclusivity: This pattern was sold exclusively through Tiffany & Co..

This appears to be a rare piece as I was unable to find another like it.