MINT condition. Come with a Martin by TKL gig bag as well as original tag and papers. No scratched or signs of wear was found on inspection. It looks to be spotless and hardly played if at all.

Martin C1K Koa Concert Ukulele – Specifications

Brand: C. F. Martin & Co.
Model: C1K Uke
Body Size: Concert Ukulele
Year: 2018 (based on serial number 18763; verify if needed)
Serial Number: 18763
Top Material: Solid Hawaiian Koa
Back & Sides Material: Solid Hawaiian Koa
Bracing Material: Spruce
Bracing Size: 1/4”
Construction: Applied dovetail neck joint
Finish: Hand-rubbed satin finish
Scale Length: 15” (381 mm)
Neck Material: Select hardwood
Neck Shape: Concert Ukulele
Neck Taper: Standard taper
Fingerboard Material: Sipo
Fingerboard Inlays: White plastic dot inlays
Fingerboard Width at Nut: 1 13/32” (35.7 mm)
Fingerboard Width at 12th Fret: 1 13/16”
Total Frets: 17
Neck Joins Body At: 12th fret
Nut Material: White TUSQ
Saddle: Compensated white TUSQ
Bridge Material: Sipo
Bridge String Spacing: 1 41/64”
Rosette: Multi-stripe
Tuning Machines: Nickel open-gear tuners with white buttons
Headplate Material: Koa
Electronics: None
Orientation: Right-handed
Included Accessories: Soft gig bag (if included with this instrument)

The Martin C1K features a concert-size body constructed with solid Hawaiian koa top, back, and sides. Hawaiian koa is known for its bright, clear tone with warmth and punch. Classic Martin craftsmanship, a comfortable neck, and a clean, understated appearance make this an excellent instrument for players of all experience levels.