Andra Sterling Silver Brooch Modernist Design

Offered is an enchanting signed Andra sterling silver brooch.  It measures 2 3/8″ from end to end, with the bar portion being a bit less than 1/8″ thick. It is marked Andra and sterling on the reverse side as shown.  Information is lacking about the maker, though other products also have a modernist influence with the ball motif being present on other products and designs in sterling jewelry. This has no condition issues.  Total weight:  8.5 grams