Special Offer
![](https://black-diamond-strings.com/wp-content/uploads/2024/03/IMG_2661-e1711340261847.jpg)
Gold Seal Strings
prob 1910s~1920s Gold Seal Strings Hawaiian Guitar Strings set.
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![](https://black-diamond-strings.com/wp-content/uploads/2024/03/IMG_0646.jpg)
Black Diamond Strings
1920s~1940s Black Diamond Strings – National Musical Strings Co.
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![](https://black-diamond-strings.com/wp-content/uploads/2024/03/IMG_1564-scaled.jpg)
Gibson Musical Strings Co
early 1930s COLUMBIA – Gibson Musical Strings Co’s
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