Tiffany & Co Diamond Mini Heart Necklace 18k Gold 18" Long

Tiffany & Co designer diamond mini heart necklace in 18k yellow gold. Set with 3 round brilliant natural earth mined diamonds estimated at 0.15 ctw. Marked Tiffany & Co Au 750. Weighs 2.4 grams. Heart dimensions are about 8mm x 7.5mm. Necklace length is about 18". Excellent estate condition. Gently pre-owned.