Sterling silver anchor necklace with cz encrusted circle of life. Chain length is 16" (40cm) with an extension to 18" (45cm) and therefore, it would fit girls over ten to adult. The anchor measures 9mm x 20mm including bale. What does the anchor symbolise? The anchor symbolises steadfastness, strength and safety and is one of the latest trends in fashion. Anchors were once also used to mark safe houses for those seeking refuge from persecution.