Black, Starr & Frost
| Industry | Jewelry |
|---|---|
| Predecessor | Marquand and Co. |
| Founded | 1810 |
| Founder | Isaac Marquand |
Key people | Isaac Marquand, Founder
Frederick Marquand, President Henry Gurdon Marquand |
| Website | http://blackstarrfrost.com/ |
Black, Starr & Frost, previously known as Marquand and Co, is an American jewelry company. Founded in 1810 as Marquand and Co., the company is the oldest continuously operating jewelry firm in the United States. The company has acted as a retailer, rather than manufacturer, for most of its history.