This pretty ring dates to the 1920's and features a square, millegrain set diamond on a plaque of white gold, with diamond encrusted shoulders. The band and setting is 18ct white gold. It has a lovely, high, profile wit intricate hand carved details.
MATERIALS: 18ct white gold, 0.20ct central diamond.
DIMENSIONS: UK: M 1/2, USA: 6.25. Total approx. diamond weight: 0.25cts. Weight: 2.3g.
ERA / HALLMARKS: Marked '18k', so was likely made in the USA.