PLEASE VIEW PHOTOS FOR DETAILS. A jewelry manufacturing company, was founded in 1879 when Engelhart Cornelius Ostby and Nathan B.
Barton formed their business partnership. Previous to their partnership, Mr. Ostby trained to be a jeweler at the Royal School of Art in Norway. He furthered his education and expertise with six years of apprenticeship working in his hometown of Oslo.The item "RARE ANTIQUE OSTBY BARTON 10K WHITE GOLD ART DECO PURPLE STONE RING SIZE 5.5" is in sale since Friday, April 5, 2019. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Fine\Art Nouveau/Art Deco 1895-1935\Rings". The seller is "sdyphoto1954" and is located in Camarillo, California.
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