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Montana Yogo Sapphire & Black Hills 10K Gold Pin

Currency:USD Category:Collectibles Start Price:25.00 USD Estimated At:500.00 - 1,000.00 USD
Montana Yogo Sapphire & Black Hills 10K Gold Pin
This is an excellent Black Hills 10K Gold pin or brooch showing two Montana Yogo Sapphires. He brooch shows a lovely wreath of Black Hills Gold in rose gold, green, and shades of yellow gold. The piece is marked, “J. Co. 10K 12K” as it shows both 10 karat and 12 karat gold leaves. At the center of the wreath on either side shows two round brilliant cut Montana Yogo Sapphires with a rich cornflower blue color and good size, being of a fine eye clean clarity and good cut. he Montana Yogo Sapphire is a corundum stone found only in the Yogo Gulch, part of the Little Belt Mountains in Judith Basin County, Montana. The stone is known for its astounding cornflower blue coloring, a result of trace amounts of iron and titanium. The measurements of the brooch are 1" in diameter. The collective weight of this brooch is 3.9g. The piece has a nice vintage age.