The Diamondback AM2 is a double-action-only (DAO) semi-automatic pistol in 9mm Luger with a 3.5-inch barrel, 12+1 capacity, and 1.3 lb weight. The finish is black. The grip is black polymer. Sights are 3-dot. The trigger safety is the primary safety mechanism. 
 
Key Specifications 

• Brand: Diamondback 
• Model Name: AM2 
• Caliber: 9mm Luger 
• Action: DAO (Double Action Only) 
• Capacity: 12+1 rounds 
• Barrel Length: 3.5 inches 
• Overall Length: 11 inches 
• Weight: 1.3 lbs. 
• Sights: 3-Dot configuration 
• Grip Material: Black Polymer 
• Safety Features: Trigger safety 
• Finish Color: Black 
• Condition: New in Box 
   
  The DAO action gives a consistent trigger pull weight on every shot, which some shooters prefer for its predictability. The 3.5-inch barrel and 1.3 lb weight make it genuinely compact and light for daily carry. The polymer frame holds up to regular use and keeps weight down. The 3-dot sight configuration works in varied lighting conditions.

User feedback on the Diamondback AM2 is cautiously positive, with most buyers treating it as a budget-oriented option.

The compact size and light weight at 1.3 lbs are frequently cited as practical advantages for concealed carry. The 12+1 capacity is a draw for buyers who want more rounds in a compact package. First-time handgun buyers specifically mention it as an accessible entry point.

The negatives are real and worth understanding before buying. Feeding problems and ejection failures with certain ammunition types appear in enough reviews to be a legitimate concern. Trigger feel draws some criticism -- the DAO pull is heavier than some users prefer, and opinions vary on whether it's acceptable. Some owners flag build quality as a step below more established brands in terms of finish and tolerances.

The general community consensus: it works for practice and light use, but buyers who plan to use it for defensive carry should test it extensively with their chosen ammunition before relying on it. Personal testing before purchase is recommended where possible.