Mid Century 0.25 Carat Round Brilliant Diamond Engagement Ring, circa 1965

A classic diamond solitaire engagement ring. The round brilliant cut diamond – weighing approximately 0.25 carat – is illusion set in platinum within a coronet gallery. Plain platinum spear-shaped shoulders lead to a slim 18k yellow gold shank.

Cut – Round brilliant.

Colour – G.

Clarity – SI2.

Carat – Approximately 0.25.

Circa – 1965.

Size – M (UK) or 6 (US). Complimentary sizing is available, can go up or down.

Measurements – The head of the ring is 6.2 x 6.4mm. Sits 5.7mm from the finger.

Metal – The inside of the band is stamped 18CT PLAT – 18k yellow gold and platinum – and tests as such.