This is a Colt 1911 chambered in .38 super. special edition called the Heritage.
Model: Government 1911 Classic Series Type: Pistol: Semi-Auto Caliber: 38SUP Finish: Stainless Steel Action: Single Action Stock: Double Diamond Wood Grips Sight: Fixed GI Style Barrel Length: 5 Overall Length: 8.5 Weight: 35 oz Capacity: 7+1 # of Mags: 1 Safety: Manual and Grip Safety Receiver: Stainless Steel Features: Custom Scroll Engraving; Davidsons Exclusive