18K Yellow Gold, Sterling Silver and Blackened Sterling Silver 24" Cross Shield Necklace with Black Sapphires and Champagne Diamonds. Adjustable at 22" and 24" (0.02 TCW) Pendant Dimensions: Length: 01.11" (28.62mm) Width:  0.70"  (17.80mm) Depth: 0.25" (6.3mm)