Brand: Sigma Guitars
Product SKU: JM-SG45
Availability: In Stock
Price: RM3,330.00 RM3,100.00

Mahogany Body with a Spruce Top

The Sigma Acoustic features a solid Sitka Spruce top with layered back and side panels to deliver dark, warm tones that gain more character over time. The Mahogany construction offers a tone that has plenty of presence in the midrange, creating thick, dynamic mid frequencies. The Spruce top provides a broad dynamic range, creating crisp articulations and powerful tones.

Fishman Sonicore Preamp

The Sigma JM-SG45 Electro Acoustic Guitar incorporates the unique and powerful Fishman Sonicore onboard pre-amp system which provides crisp, untainted and accurate reproduction of the iconic Sigma guitar tone. With rotary controls for volume and tone, the soundhole mounted preamp in all the essential features allowing you to plug in and play through any amplifier, PA or DI box without the need of additional tonal shaping tools.

About Sigma Guitars


Sigma Guitars was launched in 1970 and has since established an excellent and even legendary reputation amongst many experienced musicians. With a philosophy to produce outstanding quality guitars in both construction quality and sound quality Sigma pay their undivided attention to every step of the construction process with specially trained staff in the most efficient guitar factories in Japan before being sent to the US for inspection and shipped to retailers worldwide.


Body & Bridge

  • Shape: D-14 Fret/Slope Shoulder
  • Top: Solid Sitka Spruce
  • Back and Sides: Mahogany
  • Saddle: Bone/Compensated
  • Construction: Set-In
  • Finish: Vintage Sunburst

Neck & Fingerboard

  • Neck: Mahogany
  • Fingerboard: Indian Rosewood
  • Nut: Bone
  • Width at Nut: 1-3/4” (44.5mm)
  • Frets: 20
  • Scale: 24.75” (628mm)

Electronics & Hardware

  • Electronics: Fishman Sonitone
  • Contols: Volume/Tone
  • Tuning Machines: Grover Nickel Open-Geared w/ Ivoroid Knobs
  • Strings: Martin Strings M-540 (.012-.054 Phosphor Bronze)

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