John Packer JP371SW Professional cornet
John Packer JP371SW Professional cornet

John Packer JP371SW Professional cornet

Regular price
Sale price
Tax included. Shipping calculated at checkout.

The JP371SW is becoming a strong challenger to some of the larger names within the professional cornet market. Providing professional performance at a great price point, the JP371SW is becoming a popular choice for players of all ages and abilities.

Unique benefits

Designed in collaboration with Smith-Watkins, the JP371SW benefits from their specialist expertise and professional components. Constructed from a High Grade 80:20 Brass, the JP371SW features a specially designed solid silver Smith-Watkins leadpipe, offering a round, warm sound perfect for brass bands. The JP371SW features a large bore for powerful playing and high tolerance monel valves for improved playability and reliability.


  • Model: JP371SW, JP371SWS
  • Key: Bb
  • Bell Size: High Grade Brass - 123mm (4.84"), One piece
  • Valves: Piston 3
  • Bore: Large 11.9mm (0.469")
  • Water Key: Lever 2
  • Body: High Grade Brass
  • Finish: Lacquer (JP371SW)
  • Finish: Silver Plated (JP371SWS)
  • Lyre Box: Yes
  • Mouthpiece: JP 4B
  • Leadpipe: Smith Watkins design, solid silver
  • Instrument Weight: 1.08Kg (2lb 6oz)
  • Weight with case: 4.58Kg (10lb 2oz)
  • Box Dimensions: 62x24x28cm (24x10x11in)
  • Boxed Weight: 5.4Kg (11lb 13oz)