Blue Note Music
1959 Gibson J-45
1959 Gibson J-45
1959 Gibson J-45
Serial / FON: S 8399-23
BLUE NOTE MUSIC
Certified Vintage Evaluation
PRIMARY AUTHENTICATION
Factory Order Number (FON)
-
Expected: “S” prefix (1959 batch)
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Verify: Ink stamp on neck block
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Pass Criteria: Original ink, correct font, no tampering
Method: Inspection mirror + angled light
Reference: Gruhn’s Guide / Gibson FON charts
Model Verification
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Slope-shoulder dreadnought
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Sunburst finish
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Tortoise teardrop pickguard
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Correct late-’50s construction
Pass Criteria: No evidence of refinished top or incorrect spec conversion
MATERIALS & CONSTRUCTION
Tonewoods
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Sitka spruce top
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Mahogany back & sides
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Rosewood fingerboard & bridge
Method: Grain + pore inspection
Bracing & Internal Structure
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X-bracing consistent with late ’50s Gibson
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No non-original brace work
Method: Internal mirror inspection
FINISH & ORIGINALITY
Original Nitrocellulose Finish
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Proper sunburst gradient
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Natural lacquer checking present
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No overspray or polyurethane
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Consistent aging
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Blacklight inspection passed
Method: Blacklight inspection
BRIDGE SYSTEM
Bridge Type
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Correct belly-up bridge (1959 spec)
Bridge Plate
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Bridge Plate Size Verified
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Original small maple plate
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No modern glue lines
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No plugged holes
Method: Internal mirror
NECK & PLAYABILITY
Neck Angle
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Proper geometry (straightedge hits top of bridge)
Neck Reset
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No Reset
Pass Criteria: No visible heel gaps or sloppy work
STRUCTURAL CONDITION
Top Condition
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No pickguard cracks (common)
Braces
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No loose or re-glued braces
Bridge Integrity
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No lifting
Method: Tap test + internal inspection
Tone & Resonance
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☑ Dry
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☑ Woody
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☑ Warm
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☑ Punchy mids
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☑ Responsive to light touch
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☑ Moderate compression
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☑ Opened-up top
Overall Voice Classification
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Above Average
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Volume Projection Strong
HARDWARE & COMPONENTS
Tuners
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Period-correct Kluson-style
Saddle / Nut
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Replacement acceptable if properly done
Pickguard
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Correct tortoise teardrop material
NECK PROFILE & SPECS
Nut Width
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Approx. 1 11/16"
Neck Carve
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Rounded late-’50s Gibson profile
PROVENANCE
Case
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Not the original case. Solid hard shell case rovided
Documentation
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No Repair history available
BLUE NOTE CERTIFICATION STANDARD
“BIG 4” (MANDATORY PASS)
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Correct 1959 FON (“S” prefix verified)
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Bridge plate originality
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Original finish (no heavy overspray/refin)
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Structurally sound (no poor repairs)
FINAL EVALUATION
Condition Grade:
-
Good: Typical for vintage, well-used with visible scratches, dings, buckle rash, or repaired cracks.
Originality Estimate:
-
Tier 1: Fully original
Notable Repairs / Mods:
No repairs or Mods
CERTIFICATION
Certified By (Blue Note): Rick Drevet
Date: 04/22/2026
✔ BLUE NOTE GUARANTEE
This instrument has been evaluated to meet Blue Note Music’s standards for authenticity, structural integrity, and vintage correctness.
“We don’t just sell vintage instruments — we verify, protect, and stand behind them.”

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