1977 London Sapphire & Diamond Cocktail Ring | 3.80ctw, 0.25ctw | SZ 6.5 | new15 20 ct Clarity VS1 Colour

20 ct Clarity VS1 Colour  G/H

15mm Gemstone Cabochon Cut Opal Carat 1

Metal 10k Yellow Gold Size 9 3/4 Width Front: 12

55mm Weight 14

1977 London Sapphire & Diamond Cocktail Ring | 3.80ctw, 0.25ctw | SZ 6.5 | new15 20 ct Clarity VS1 ColourMetal 18k Yellow White Gold Size 6 1 2 Width Top: 9. 35mm, Band: 2. 15mm Gemstones Oval Cut Sapphires, Round Brilliant Cut Diamonds Carat 3. 80ctw Sapphires, 0. 25ctw Diamonds Clarity SI1 I1 Colour I J Cut Good This piece comes with a third party Certificate of Appraisal from 2024 with an Appraised Retail Value of $6,425. The hallmarks on this vintage piece indicate that it was assayed in London, UK, in 1977.