
Sigma GJM-1E Metallic Black
Electro-acoustic guitar
The Sigma GJM-1 Electro is a Grand Jumbo electro-acoustic guitar offering a rich tone thanks to its solid Sitka spruce top and mahogany body. It is equipped with a Fishman Presys II preamp system with a built-in tuner, ensuring clear and precise amplification.
- ✓ Solid Sitka spruce table for excellent sound projection
- ✓ Mahogany back and sides for optimal tonal balance
- ✓ Mahogany neck with micarta fingerboard for good playability
- ✓ Chrome-plated, oil-bath tuners for tuning stability
- ✓ Fishman Presys II electronics with built-in tuner for easy amplification
Technical data
| Model | GJM-1E Grand Jumbo |
| Table | Solid Sitka spruce |
| Back & ribs | Mahogany |
| Sleeve | Mahogany |
| Nuts | Bone |
| Touch | Micarta |
| Tuning fork | 25.4" (645 mm) |
| Nut width | 44.5 mm |
| Mechanics | Chrome-plated oil bath |
| Electronic | Fishman Presys II with built-in tuner |
Uses & Benefits
- Suitable for musicians seeking a powerful and balanced sound
- Ideal for the stage thanks to its integrated preamp system
- Comfortable playing experience thanks to an ergonomic handle and a durable keycap
- Tuning stability enhanced by oil-bath mechanisms
- Versatile for different acoustic and amplified musical styles
Original: $768.81
-65%$768.81
$269.08More Images





Sigma GJM-1E Metallic Black
Electro-acoustic guitar
The Sigma GJM-1 Electro is a Grand Jumbo electro-acoustic guitar offering a rich tone thanks to its solid Sitka spruce top and mahogany body. It is equipped with a Fishman Presys II preamp system with a built-in tuner, ensuring clear and precise amplification.
- ✓ Solid Sitka spruce table for excellent sound projection
- ✓ Mahogany back and sides for optimal tonal balance
- ✓ Mahogany neck with micarta fingerboard for good playability
- ✓ Chrome-plated, oil-bath tuners for tuning stability
- ✓ Fishman Presys II electronics with built-in tuner for easy amplification
Technical data
| Model | GJM-1E Grand Jumbo |
| Table | Solid Sitka spruce |
| Back & ribs | Mahogany |
| Sleeve | Mahogany |
| Nuts | Bone |
| Touch | Micarta |
| Tuning fork | 25.4" (645 mm) |
| Nut width | 44.5 mm |
| Mechanics | Chrome-plated oil bath |
| Electronic | Fishman Presys II with built-in tuner |
Uses & Benefits
- Suitable for musicians seeking a powerful and balanced sound
- Ideal for the stage thanks to its integrated preamp system
- Comfortable playing experience thanks to an ergonomic handle and a durable keycap
- Tuning stability enhanced by oil-bath mechanisms
- Versatile for different acoustic and amplified musical styles
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Electro-acoustic guitar
The Sigma GJM-1 Electro is a Grand Jumbo electro-acoustic guitar offering a rich tone thanks to its solid Sitka spruce top and mahogany body. It is equipped with a Fishman Presys II preamp system with a built-in tuner, ensuring clear and precise amplification.
- ✓ Solid Sitka spruce table for excellent sound projection
- ✓ Mahogany back and sides for optimal tonal balance
- ✓ Mahogany neck with micarta fingerboard for good playability
- ✓ Chrome-plated, oil-bath tuners for tuning stability
- ✓ Fishman Presys II electronics with built-in tuner for easy amplification
Technical data
| Model | GJM-1E Grand Jumbo |
| Table | Solid Sitka spruce |
| Back & ribs | Mahogany |
| Sleeve | Mahogany |
| Nuts | Bone |
| Touch | Micarta |
| Tuning fork | 25.4" (645 mm) |
| Nut width | 44.5 mm |
| Mechanics | Chrome-plated oil bath |
| Electronic | Fishman Presys II with built-in tuner |
Uses & Benefits
- Suitable for musicians seeking a powerful and balanced sound
- Ideal for the stage thanks to its integrated preamp system
- Comfortable playing experience thanks to an ergonomic handle and a durable keycap
- Tuning stability enhanced by oil-bath mechanisms
- Versatile for different acoustic and amplified musical styles






















