Wonderful Barbara Bixby 925 Sterling and 18k yellow gold blue topaz and pearl cross pendant enhancer.  From the top of the enhancer to the the bottom of the pearl, the piece measures a little over 1-5/8" long by just shy of 1" wide. Marked on the back, is Bixby, 925 and 18K. Nice looking and pretty cross, ready to be worn. Please see photos.