Rare bird! 1985 Sigma SE-28 acoustic with a piezo pick up. Made in Japan for Martin this thin body single cutaway plays excellent for $999!

The Sigma SE-28 is a Japanese-made acoustic guitar known for its exceptional craftsmanship and high-quality materials. Sigma Guitars, originally a brand created by Martin & Co., produced these instruments to offer affordable alternatives to Martin’s high-end models. The SE-28 is modeled after the iconic Martin D-28, known for its dreadnought shape and powerful sound.

Key Features:

Body and Neck:

  • Body Shape: Dreadnought body shape, renowned for its bold and powerful sound with excellent projection.
  • Top Wood: Solid Sitka spruce top, providing a bright, clear tone with excellent resonance and sustain.
  • Back and Sides: Solid rosewood back and sides, offering a rich, deep tone with plenty of warmth and complexity.
  • Neck: Mahogany neck with a low-profile shape for comfortable playability.
  • Fingerboard: Ebony fingerboard with dot inlays, providing smooth playability and a premium feel.
  • Scale Length: 25.4 inches, standard for dreadnought guitars, offering a balanced feel and good string tension.

Hardware and Electronics:

  • Bridge: Ebony bridge for excellent sustain and resonance.
  • Nut and Saddle: Bone nut and saddle for enhanced tonal clarity and longevity.
  • Tuners: High-quality Grover die-cast tuners for reliable tuning stability and smooth operation.
  • Finish: Natural gloss finish, enhancing the wood’s natural beauty and providing protection.

Sound Characteristics:

  • Rich and Full-Bodied: The combination of a solid Sitka spruce top and solid rosewood back and sides delivers a rich, full-bodied sound with a strong low end, clear mids, and bright highs.
  • Excellent Projection: The dreadnought body shape provides excellent volume and projection, making it suitable for both fingerpicking and strumming.
  • Balanced Tone: The SE-28 offers a balanced tone that is versatile enough for various musical genres, including folk, rock, country, and blues.


  • Live Performance: Ideal for live performances due to its powerful sound and excellent projection.
  • Studio Recording: Suitable for studio recording, offering a rich, detailed tone that sits well in a mix.
  • Practice and Jamming: Great for practice and informal jam sessions, thanks to its comfortable playability and versatile sound.

Country of Manufacture:

  • Japan: The Sigma SE-28 is manufactured in Japan, ensuring high-quality craftsmanship and attention to detail.

Notable Features:

  • Dreadnought body shape with solid Sitka spruce top
  • Solid rosewood back and sides for a rich, resonant tone
  • Mahogany neck with ebony fingerboard
  • Bone nut and saddle for enhanced tonal clarity
  • High-quality Grover die-cast tuners for reliable tuning stability
  • Natural gloss finish for aesthetic appeal and protection

The Japanese-made Sigma SE-28 is a high-quality acoustic guitar that offers excellent value for its price. With its solid Sitka spruce top, solid rosewood back and sides, and dreadnought body shape, the SE-28 delivers a rich, resonant tone with excellent projection and balance. Whether you’re performing live, recording in the studio, or practicing at home, the Sigma SE-28 provides the quality and sound that musicians need. Its combination of classic design, robust construction, and Japanese craftsmanship make it a great choice for guitarists of all levels.

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