Martin Custom Shop 0-18 ‘Natural’ Acoustic Guitar

The Martin Custom Shop 0-18 is a deeply satisfying and tonally intimate small-body acoustic that elevates Martin’s iconic Style 18 to the highest level of Custom Shop craftsmanship - a Size 0 that delivers the warm, focused, and naturally woody acoustic character that solid mahogany construction uniquely provides, with Adirondack spruce, Golden Era bracing, and the compact body format that rewards fingerstyle players, recording musicians, and songwriters who want clarity, nuance, and expressive tonal response in an eminently personal instrument. The all-mahogany construction - Adirondack spruce top with genuine mahogany back and sides - produces one of the most characterful and musically satisfying tonal combinations in acoustic guitar making: the natural warmth, focused midrange, and organic resonance of mahogany framing the Adirondack top’s characteristic power, clarity, and dynamic headroom in a voice that is simultaneously intimate and assertive.

The solid Adirondack spruce top with aging toner - the stiffest and most dynamically capable of all spruce species - responds effortlessly to even the lightest touch, making the 0-18 a genuinely expressive and nuanced instrument that rewards playing subtlety and technique with equal tonal sensitivity. Hand-shaped Golden Era scalloped X-bracing contributes the enhanced resonance, sustain, and dynamic range that GE bracing uniquely provides, while the GE Modified Low Oval mahogany neck, 24.9" scale, 1.75" bone nut, ebony fingerboard with Old Style 18 dot inlays, ebony bridge with bone saddle, faux tortoiseshell binding, striped purfling, nickel open-gear tuners, and gloss vintage finish throughout complete a Custom Shop specification of genuine historical authenticity and tonal coherence. Ideal for fingerstyle players, blues and Americana musicians, recording guitarists, and singer-songwriters who want Martin Custom Shop quality in a warm, focused, and intimately expressive mahogany small-body format.

Features

• Solid Adirondack spruce top with aging toner and hand-shaped Golden Era scalloped X-bracing delivers the powerful, dynamically responsive Adirondack voice with enhanced resonance and sustain - producing remarkable projection and punch well beyond the compact Size 0 body.
• Solid genuine mahogany back and sides provide the warm, focused midrange, organic resonance, and naturally woody tonal character that makes the Style 18 mahogany specification one of the most beloved and musically satisfying in Martin’s entire history.
• Size 0 body produces a focused, balanced, and intimately nuanced acoustic voice that rewards fingerpicking, light strumming, and expressive playing with exceptional clarity, touch sensitivity, and dynamic response.
• GE Modified Low Oval mahogany neck with 24.9" short scale length, 1.75" nut, ebony fingerboard with Old Style 18 dot inlays, and 16" radius delivers a comfortable, vintage-inspired playing feel perfectly suited to the intimate character of the Size 0 format.
• Faux tortoiseshell binding, striped purfling, ebony bridge, bone saddle, nickel open-gear tuners, and gloss vintage finish throughout reflect the complete Style 18 Custom Shop appointment package in its most historically authentic expression.

• Model: Martin Custom Shop 0-18
• Body: Size 0, 14-fret
• Top: Solid Adirondack spruce, aging toner
• Back & sides: Solid genuine mahogany
• Bracing: GE scalloped X-brace, hand-shaped
• Binding: Faux tortoiseshell
• Purfling: Striped
• Neck: Genuine mahogany, GE Modified Low Oval
• Fingerboard: Ebony, 16" radius
• Fingerboard inlays: Old Style 18 dots
• Fingerboard width at nut: 1.75" (bone)
• Bridge: Ebony
• Saddle: Bone
• Scale length: 24.9"
• Total frets: 20
• Tuners: Nickel open-gear
• Top finish: Gloss, aging toner
• Neck finish: Gloss
• Electronics: None
• Includes: Martin hardshell case
• SKU: 40/CS-018
• Made in: USA (Nazareth, Pennsylvania)