| Model Name | RG1680 |
| Color | AM：Amber DRD：Deep Red DBK：Deep Black |
| Body Top | Flame Maple |
| Body Back | Mahogany |
| Neck | 3pcs. Maple/Bubinga ('01) 3pcs. Maple ('99〜'00) |
| Neck type | J-Custom |
| Fingerboard | Rosewood |
| Position Inlay | Abalone Off-set Dot |
| Fret | Custom Jumbo (SBB216-195) |
| Neck Joint | All Access |
| Scale | 648mm/25.5inch |
| Neck width | 43mm(Nut), 56mm(Last Fret) |
| Neck thickness | 19.5mm(1F), 21.5mm(12F) |
| Fingerboard Radius | 430mmR |
| Bridge | Lo-Pro Edge |
| Pickup(neck) | DiMarzio PAF Pro(H) |
| Pickup(center) | DiMarzio Blue Velvet(S) |
| Pickup(bridge) | DiMarzio Steve's Special(H) |
| Hardware | Cosmo Black |
Controls
