Massive analysis of Gibson J-45 guitars from the 1940s to 1960s. The definitive J-45 teardown guide!

=============================================================
"The miraculous combination of scalloped X-bracing and a large pickguard"
Gibson / 1955 J-45
This instrument has aged over 70 years, radiating an overwhelming presence.
Gibson flat-top guitars underwent various specification changes throughout the 50s and 60s. For example, the small pickguard of the early 1950s transitioned to a large pickguard in 1955, and adjustable bridges began being adopted in 1956.
Among these, the combination of scalloped X-bracing and a large pickguard is said to exist only in 1955 models.
This configuration delivers a uniquely raw yet rich tone. For those seeking a J-45 with an unparalleled, special sound, this is a must-try instrument.
I can picture the scene: you're out and about, and someone calls out, "Whoa, what's that killer guitar?" If you can share this instrument's special story and sound at that moment, you won't be able to help but be praised.
Thinking about it, I find myself deeply envious of anyone born in 1955.
Because such an incredible instrument was being crafted in the year of their birth.
In the long history of the J-45, only 1,432 were made in 1955.
How many of those still exist today?
Such a precious vintage J-45 is undoubtedly destined to be a lifelong partner.
It carries a vintage-like appearance while boasting exceptional wood condition and playability.
This particular instrument has no cracks, its original pickguard with inlaid binding remains pristine, and there is no repair history around that area.
Seventy years after its manufacture, the odds of finding a J-45 among the 1,432 originally made that retains its original pickguard in pristine condition and is crack-free are miraculous. Given the scarcity of available instruments, finding one in this condition feels like a once-in-a-lifetime opportunity.
It has undoubtedly been played in countless styles over the years. The fact that it still possesses such magnificent tone and condition speaks volumes.
It undoubtedly possesses the value and sound to serve as a lifelong partner for years to come.
[Specs/Included Case]
TOP: Spruce
SIDE/BACK: Mahogany
NECK: Mahogany
FINGERBOARD: Brazilian Rosewood
BRIDGE: Brazilian Rosewood
SCALE: 628mm
NUT-WIDTH: 43mm
CASE: 1960s Vintage Gibson Hard Shell Case
[Condition]
-String height at 12th fret: 6th string side 2.5 mm, 1st string side 2.0 mm
-Saddle clearance: approx. 4.0mm~4.5mm
-Pegs replaced
-Strap pin added to neck heel
-Neck reset performed
-New nut, frets, and saddle installed
-Neck grip overspray
-Bridge pins and end pin replacement
[6-Month Warranty]
[Mail Order Assurance Service]
Since mail order prevents customers from trying instruments in person, we offer a 6-day trial period after delivery.
Test the product thoroughly at home. If unsatisfied, we will refund the purchase price.
*Customer is responsible for round-trip shipping costs.