The Acrylic Block Letter Necklace on a Sterling Silver or Gold Filled apex chain is available in tons of trendy and classic colors. Measurements may vary slightly from letter to letter: 1" (Small), 1.25 (Medium), 1.6" (Large). Chain measures standard 16" in length with a 3" extender, or a Long 30". Get a few! Created especially for you, this custom made beauty will take approximately 1-2 weeks to ship.