De Lelu Sterling Silver Synthetic Opal Chai Hebrew Letter Pendant Necklace, 16" Crafted from High Grade Genuine .925 Sterling Silver. Stunning Synthetic Blue Fire Opal Inlay Hebrew "Chai" meaning "Life". Pendant Length: 10mm (0.39 inches), Pendant Width: 10mm (0.39 inches). 16" 925 Italy Stamped 1mm Box Chain Included! Complimentary Gift Box Included.