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Product Details
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Product Specs
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| Active Preamp |
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| Back Material |
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Overview
Sigma started as a lower-end import brand for Martin in the '70s. The DR-7 was a dreadnought with Rosewood back and sides (hence the DR in the title). Sigmas were built in Japan from 1970 until 1983, and those from this era as considered the best.
Years of Production: 1970 - 2007
Wood Composition: Rosewood back and sides, Spruce top
Years of Production: 1970 - 2007
Wood Composition: Rosewood back and sides, Spruce top
Price Guide
*Excludes Brand New, B Stock, Fair, Poor, and Non-functioning. Prices exclude shipping and tax/VAT/GST.