Yamaha YOB-431 Intermediate Oboe

The Yamaha YOB-431 Intermediate Oboe is a beautifully crafted instrument designed for advancing oboists who are ready to move beyond a student model and demand greater tonal depth, responsiveness and precision. Drawing on the design principles of Yamaha’s professional Custom oboes, the YOB-431 combines excellent craftsmanship with comfortable ergonomics and reliable performance.

Constructed from high-quality aged and seasoned grenadilla wood, the YOB-431 produces a rich, warm and expressive tone with the tonal flexibility needed for solo, orchestral, concert band and chamber music performance. Its carefully engineered bore and hand-adjusted keywork provide accurate intonation, balanced response and excellent playability across the instrument's range.

The Simplified Conservatoire system with semi-automatic octave mechanism provides a familiar and versatile key layout, making the YOB-431 an excellent choice for students progressing toward professional-level instruments.

Key Features

• Intermediate-level oboe based on Yamaha's professional Custom-series design
• Grenadilla wood body made from carefully aged and seasoned wood
• Simplified Conservatoire key system
• Semi-automatic octave system
• European-style bore
• Silver-plated nickel silver keywork
• Ergonomic key design based on Yamaha Custom models for comfortable playing
• Hand-adjusted keywork by experienced Yamaha artisans
• 3rd octave key for improved upper-register control
• Left-hand F key
• Fork F resonance key
• Comprehensive selection of trill keys, including C♯–D♯, F♯–G♯, A♭–B♭, A♯–B, B–C♯, and left- and right-hand C–D trills
• Cork and leather pads selected to balance warmth, roundness and responsive key action
• Durable hinge-rod mechanism on the low C and C♯ keys for reliable operation
• Optional thumb-plate key available by special order
• Supplied with a Yamaha 400 Series case

The YOB-431 offers an impressive combination of professional-quality tone, accurate intonation and balanced response in an intermediate instrument. Its Custom-inspired ergonomics and carefully hand-finished mechanism make it particularly well suited to serious students, conservatorium players and advancing musicians looking for an oboe that can support their development toward professional performance.