This ring is by Lapponia the Finnish jeweller and was made in 1976.
The burnished 18ct yellow gold abstract designed top is set with a D shaped piece of green hardstone, having black colour splashes & white crystallisation.
There is a round diamond with estimated weight of 0.05ct in an 18ct white gold rubover setting set onto and above the hardstone.
The shank is stamped 'Lapponia' '750' and has the Lapponia three pointed crown mark and the date letter 'Y7' for 1976
Approximate dimensions:
Ring size: N (UK) - 6.75 (US)
Weight: 0.33ozs - 9.5gms
Stock Number: SL12116
Condition: Very good with some slight rubbing to gold but all commensurate with age & wear.