- #SIGMA GUITARS SERIAL NUMBERS SERIAL NUMBERS#
- #SIGMA GUITARS SERIAL NUMBERS SERIAL NUMBER#
- #SIGMA GUITARS SERIAL NUMBERS SERIAL#
- #SIGMA GUITARS SERIAL NUMBERS SERIES#
#SIGMA GUITARS SERIAL NUMBERS SERIAL#
This may be due to them being built in several Japanese factories at the same time with no coordination in the serial numbering system.
#SIGMA GUITARS SERIAL NUMBERS SERIAL NUMBERS#
Sigma serial numbers do not provide an indicator of the year in which a particular model was built. L-R as seen through the sound hole: Serial number, "Brand," Model number.) Early Korean made guitars show this same brand, only Made in Korea in place of Japan
#SIGMA GUITARS SERIAL NUMBERS SERIAL NUMBER#
followed by an ink stamp of the model number, and prefixed by the serial number assigned to the instrument. All other text was printed in black ink, or stamped on in ink by the manufacturer (model and serial numbers.) From 1980 through 1983, the end of Japanese production, the back center brace is pressure stamped, or "branded" in a football shape stating Sigma Guitars/Made in Japan/For/C.F. Later one's (c1972 onward) had white labels that had gold lettering with a border, often reddish-brown or purple in color. The earliest examples had a plain black on white inner paper label giving the model and serial numbers. Labels and Brands Sigma's made in Japan from 1970 through 1979 used a paper label to identify the model and serial number of the instrument. As is tradition in classical instruments, Sigma classical guitars do not have the headstock logo, and one must rely on the inner label for identification. 1970" underneath in a smaller block font. By the mid 1970's (c1976) the headstock logo design changed to utilize a gold "Martin style" decal stating "Sigma Guitars" in script with "Est. Interestingly, while playing a Sigma guitar the "sideways M" becomes "right side up" suggesting "M" for Martin. The sigma symbol is often described as a "sideways M." The early 70s models (1970 -1975) can be distinguished by a headstock logo consisting of the single word SIGMA surmounted with the Σ symbol (the Greek letter sigma), in mother of pearl. Sigma guitars made in Japan from 1970 through 1983.
The DM-5 and DR-7, as well as other early models continued to be built during this time as well. In 1980, model designations were added to capitalize on Martin model numbers: the DM-18, DM-19, DR-28, DR-28H, DR-35, DR-41, and DR-45. D for dreadnought, R for rosewood, M for mahogany and the number denoting the grade of wood, 5, 7, 9, 11, 15.Ĭonstruction moved from Japan (1970–83), to Korea (1984-93/94), and finally Taiwan (1993–2007). Dreadnought models DM-5 and DR-7 are the most common early Sigma guitars until the late '70's.
#SIGMA GUITARS SERIAL NUMBERS SERIES#
The first Sigmas were typically dreadnought acoustics, although Grand Concert Series (GCS) and classical models were also produced from the early 1970s (1971) onward. March, 1970, has the serial number 6860.Initial construction was in Japan by various manufacturers/factories from 1970 through 1983. That crisp percussive snap of attack on the bass strings, the only Sigmas thatĪpproach that particular quality are the early DR-7's. If by the Martin sound, you mean (and most people do) Possible that it would be worthwhile to search for the lowest serial number My first "bought new" guitar was a Sigma DR-7 purchased in March,ġ970 from a Martin dealer and one of the first 100 Sigmas sold. I have owned, played, bought, sold, traded about 30 Sigmas. The most desirable vintage Sigmas areĪlmost any of the "old logo" Japanese made models: the DR-7 (a D-21Ĭlone). Size, wood, and quality-grade number that is, a DR-7 (the top of the line) isĪ rosewood dreadnought of top grade. Guitars, and tonewood of a high grade at that. These early models are almost always solid wood With a greek letter sigma ("sideways M") and an inner paper label
Sigma guitars made in Japan from 1970 through 1979 can be distinguishedīy a headstock logo consisting of the single word "SIGMA" surmounted Martin began selling the Sigma line of Japanese made guitars in January ofġ970. Help contributing to a thread about my favorite obsession: Sigma guitars.
Much discussion of the Sigma Guitars at, these excerpts from very respected ActionĪt the 12th fret is 4/32 on the high E and 5/32 at the low E. Comes with the chipboard case shown in the photograph. This is most likely first year Japanese production, the most highly sought after. Minor dings, dents and abrasions as shown in photos, neck is true, zero fret. The serial number is 4473, one of the lowestĪll the tone that 45 years of aging can bring. In March 2015 I played a Martin D-28 at SamĪsh and came away thinking this one sounds as good. Price, then this VERY early model DR-7 is your guitar! Sweet, warm tone. Want to get as close as possible to the sound of a Martin D-28 without the
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