Kingman turquoise - from the historic Kingman mine in Mohave County, Arizona, one of the longest-continuously-operated turquoise mines in the American Southwest - has a specific color character: typically a medium blue with occasional brown matrix that collectors and jewelers have prized for over a century. A sterling silver cuff bracelet with Kingman turquoise carries the named mine provenance that turquoise connoisseurs recognize and value. Sterling silver is the traditional and most appropriate metal for Southwest turquoise jewelry, providing the bright white frame that makes blue turquoise appear most vivid. A collectible turquoise cuff with genuine provenance.