A PLATINUM, RUBY, AND DIAMOND BROOCH, CIRCA 1950s Designed as a snowflake with a domed circular-cut ruby center, in 18k gold, framed by old European, old single, full, and baguette-cut diamonds, approximate total diamond weight 4.50 carats, weight 10.8 dwt, length 1 3/8 in. For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing