Lot 1967 , A 1920's platinum? and nineteen millegrain set graduated diamond bar brooch, 59mm, gross weight 4.6 grams. Condition - fair to good

A 1920's platinum? and nineteen millegrain set graduated diamond bar brooch, 59mm, gross weight 4.6 grams. Condition - fair to good
£400-600

Condition:
Overall condition is good, commensurate with age and mild use. Diamonds approx. 5.2mm down to 2.6mm. Colour and clarity approximately estimated as I/J/K and SI1/SI2/I1.