This heart is Picasso marble, & charcoal grey & taupe with black striations. It is set in a sterling silver bezel on 16 gauge brass sheet. The Verdilune Maker's Mark is stamped on the backside. Pendant measures 1 3/8" x 5/8". Suspended from an 18" sterling silver rolo chain with lobster clasp closure. The entire piece is oxidized with liver of sulphur and buffed and polished to bring out the highlights of the metal.