Modernist Otto Robert Bade Pendant 975 Fine Sterling Silver with Malachite and Lpais Lazuli

Vintage Modernist pendant in 975 Fine Silver. (higher silver content than 925 sterling) This piece was made by Otto Robert Bade. It is inlay set with green malachite and blue lapis lazuli. It measures 2" long by 3/4" wide. Weight: 5.9 grams. Some tarnish. Hallmarked on the back.