From Brooke's Treasures of Love Collection, combining the symbolism of love and protection, this handcrafted necklace showcases vibrant boulder opal within a heart shaped lock design rich in character and craftsmanship with sparkling white Diamonds.                   18K Gold Georgian Style Bezel Boulder Opal Heart Lock Necklace with White Diamond Band. - Metal: 18K yellow gold - Center Stone: Boulder Opal, 9 ct - Accent Stones: Diamonds, 0.17 ct - Setting Measurements: 23.6 mm × 18.5 mm - Design: Georgian-style bezel setting - Necklace type: One of a kind