Sterling Silver/ Gold Plated Micron Gold, Thick/ BlacknedThick/ Star of David Necklace, included is a 45cm Black, 3mm gage Silicon Choker W/bayonet lock (twist and open lock). Measures: 24.2 wide and 29mm long from the higher point to the lower point. BlacknedThick and gold plated star of david are available in 14k Solid Gold.