The cushioned shaped black opal is 17.7 x 12.85 x 4.15 mm and displays a black background with vivid
blue and green play of color in a flash pattern.
Opal has a couple of very minor cracks, crazing, nicks and abrasions commensurate with age.
Diamonds are Old European cut, G-H color, VS clarity and have an estimated total weight of .88 carats.
Brooch is 7/8 x 1 inch and weighs 5.9 grams. It is unmarked and tests platinum and 14k.
Good estate condition.