Korena
Product detailSKU #1500000456479

MartinBiosphere III Dreadnought Acoustic Guitar Polar Bear

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Martin Biosphere III Dreadnought Acoustic Guitar Polar Bear
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Independent shopping perspective

The Korena take

Martin’s Biosphere III is a right-handed D-14 fret acoustic guitar built with FSC-certified tonewoods and a distinctly illustrated top. Its solid Sitka spruce top, sapele back and sides, and forward-shifted X-bracing are described as delivering a full, resonant voice with clarity and projection. Robert Goetzl’s polar bear mother-and-cub artwork gives the guitar an immediate visual identity, while details including nickel open-gear tuners, aluminum side dots, and Luxe by Martin Kovar strings round out the build.

Martin Biosphere III Dreadnought Acoustic Guitar Polar Bear product detail
Product studyMartin Biosphere III Dreadnought Acoustic Guitar Polar Bear
Martin Biosphere III Dreadnought Acoustic Guitar Polar Bear alternate view
Alternate view

Strong match

Who this is for

  • Strumming in an ensemble when you want the described projection and tonal balance.
  • Fingerpicking solo parts that call for the stated clarity, warmth, and depth.
  • Performing or writing at home with a guitar carrying polar bear artwork and FSC-certified woods.

Consider the trade-offs

When to look elsewhere

  • Left-handed players; the listed orientation is right handed.

What matters in use

The specifications, translated

Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Martin Biosphere III Dreadnought Acoustic Guitar Polar Bear construction detail

Detail 01

Forward-shifted X-bracing

The FSC-certified European spruce bracing is described as supporting projection, resonance, and tonal balance.

Detail 02

Solid Sitka spruce top with sapele back and sides

This wood combination is described as providing dynamic response, clarity, warmth, depth, and a resonant sound.

Detail 03

Soft shell case

A soft shell case is listed with the guitar.

Final check

Know before you order

  1. 01This model is listed in a right-handed orientation.
  2. 02The fingerboard width at the nut is listed as 1-3/4 inches.
Martin Biosphere III Dreadnought Acoustic Guitar Polar Bear close-up

Product questions

Before you decide

Straight answers to the questions shoppers most often ask about this product.

01What does the top artwork depict?

Robert Goetzl’s custom-ink design depicts a polar bear mother and cub.

02Which woods are used?

It has an FSC-certified solid Sitka spruce top, FSC-certified sapele back and sides, an FSC-certified select mahogany neck, and an FSC-certified ebony fingerboard.

03What strings are fitted?

It is strung with Luxe by Martin Kovar strings.

Reference

Full specifications

The complete catalog record, organized around the decisions musicians make when comparing gear.

3 detailsPlayability
Orientation
Right handed
Number of Strings
Luxe by Martin Kovar
Scale Length
25.4"
5 detailsBody & build
Top Material
FSC certified Sitka spruce
Fingerboard Material
FSC certified ebony
Color
Blue
Color Finish
Satin
Neck Wood
FSC certified select mahogany
4 detailsOther
Category Source
detail
Tier
new
Korena Special
false
Source Id
site51500000456479

Complete your setup

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