37 Year AA Medallion Midnight Blue Color changes as the light changes.
AA Medallion Alcoholics Anonymous Chip 
Gold & Nickel Plated With Epoxy Dome To Protect The Coin
Tri-Plate

This is a stunning Tri Plate medallion from Bright Star Press in Midnight Blue with Gold & Nickel Plated accents.  The color changes with the light ranging from a deep Navy Blue to a bright metallic blue its amazing.  

Front of the chip has whatever year you choose and the Three Legacies triangle.  It also has Unity Service and Recovery and To Thine Own Self Be True.  The back has The Serenity Prayer.

Note picture is a sample your medallion will have the year specified in the title.