Articulated Diamonds 18k White Gold Ring Vintage c1980.
The gold mark can be found to the inside of the band, this simply reads '.750' for 18ct gold. All the diamonds are present & the way they have been set allows them to move to sparkle in the light.
Size UK P, US 7.75 or internal diameter 1.8 cm or 0.7 inches.
Max width across the front 2.0 cm or 0.8 inches.
Weight 7.0 grams or 4.5 penny weight.