Vintage Modernist Sterling Silver & Turquoise Bar Pin Studio JewelryA bright blue turquoise gemstone is the feature of this vintage hand fabricated, sterling silver Studio Jewelry bar pin, circa 1950s 60s. The slender mid century brooch or pin consists of hand wrought sterling silver wire crafted in a modernist design, and bezel set with an oval cut turquoise stone, dappled with a dark brown matrix. It measures approximately 2&5 8 inches across, weighs 3. 5 grams, and is faintly stamped Sterling on the pin stem itself.