



Martin OM-21
Model Overview
Revered for finger-style play and superb tonal balance, this 000-14-Fret orchestra model features scalloped X-brace top bracing for a full, even sound—perfect for solo gigs or group jams. Available in Gloss Aging Toner, Sunburst, or Ambertone finishes.
Body & Construction
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Body Size: 000-14 Fret
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Construction: Dovetail neck joint
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Top Finish: Gloss (Aging Toner)
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Back & Side Finish: Gloss
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Bracing Pattern: X-Brace
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Material: Sitka spruce
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Shape: Scalloped
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Size: ¼″
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Scale Length: 25.4″
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Binding: Brown tortoise pattern
Top Appointments
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Top Material: Sitka spruce
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Top Color: Aging Toner
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Rosette: Multi-stripe
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Pickguard: Tortoise pattern
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Pickguard Inlay: None
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Top Detail: None
Bridge & Hardware
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Bridge Style: Modern belly, drop-in saddle (ebony)
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String Spacing: 2 5⁄32″
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Saddle: Compensated bone, 16″ radius
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Bridge Pins: Black plastic
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Endpiece: Brown faux tortoise
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Heelcap: Brown tortoise pattern
Body Details
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Back & Sides Material: East Indian rosewood
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Back Purfling/Strip: Style 18
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Side Material: East Indian rosewood
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Side Inlay: None
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Endpiece Inlay: None
Neck & Fingerboard
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Neck Material & Color: Select hardwood, dark mahogany
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Neck Shape: Modified low-oval
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Neck Taper: High-performance taper
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Joint: 14th-fret dovetail
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Nut Width: 1 ¾″
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Fingerboard Material: Ebony
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Width @ 12th Fret: 2 1⁄8″
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Frets: 20 total, standard size
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Inlay Style: Style 28 mother-of-pearl
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Side Dots: White
Headstock
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Shape: Solid with square taper
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Headplate Material: East Indian rosewood
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Logo Style: Script Old-Style overlay
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Nut Material: Bone
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Tuners: Nickel open-gear
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Knob: Butterbean
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Binding/Detail: None