OSCAR HEYMAN: AN 18K GOLD, RUBY, AND DIAMOND PENDANT/BROOCH Designed as a stylized bow set with full-cut diamonds, approximate total weight 1.30 carats, and calibré-cut rubies, weight 4.4 dwt, maker's mark for Oscar Heyman, numbered, measures 1 7/16 x 7/8 in. For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing