A 14ct white gold, diamond, and sapphire ring, set with a mixed oval-cut colour-change sapphire, of 12.25 carats, approximate colour greenish blue to blueish violet, within a border of round brilliant-cut diamonds of approximately 1.48 carats combined, the shank engraved 'Harr & Jacobs' with carat weights and '14'k', size M 1/2, 8.3 grams.