Both handguns in the set manufactured in 1986 as one of 1,000 special limited addition Colt "Double Diamond" pairs of matched Python double action revolvers and Officer's Model semi-automatic pistols themed after the 150th anniversary of Colt (1836-1986), with this specific set being the 316th. Both feature Colt's Ultimate Stainless finish, "Double Diamond" markings on the left side of the barrel/slide, and fitted with pairs of smooth rosewood grips with inset silver Colt 150th anniversary medallions. Includes a Colt glass topped walnut presentation case fitted for both handguns in the set along with original boxes with matching numbered end labels for each. Comes with engaved colt belt buckle with matching serial numbers. 

Condition- Excellent overall, limited handling evidence, and clear roll-marks. Mechanically excellent. The case is exceptionally fine.
Details
Manufacturer: Colt
Model: Double Diamond Python
Type: Revolver
Serial number: DD0316
Caliber / Gauge357 Magnum
Barrel 6 inch vent rib
Finish:Ultimate Stainless
Grip: rosewood
Bore condition: The bore is shiny with crisp rifling.
 
Manufacturer: Colt
Model: Double Diamond Officers 
Type: 1911
Serial number: 0316DD
Caliber:45
Barrel: 3
Finish: Stainless
Grip: rosewood
Bore condition: The bore is shiny with crisp rifling