Atlantic Ocean Necklace Material: 925 sterling silver Stone: blue lab-grown gemstone Cut: heart Pendant size: 10 mm (1 cm) Chain: adjustable sterling silver chain Warranty: lifetime guarantee Category: premium Depth, emotion, and elegance. The Atlantic Ocean Necklace features a vivid blue heart-cut lab-grown gemstone, reminiscent of the ocean’s endless mystery. Set in polished 925 sterling silver and suspended on an adjustable chain, this 1 cm pendant captures both softness and strength. A graceful symbol of emotion and clarity — guaranteed to shine for life.