Antique Micro Mosaic Round Domed Brooch Floral Geometric Design Victorian Style

Antique round micro mosaic brooch featuring an intricate handcrafted floral and geometric design composed of tiny mosaic pieces in shades of blue, red, white, green, black, and pink. The brooch has a domed profile and is mounted on a brass-tone metal backing with an early tube hinge, long pin stem, and C-clasp.  The exact maker, age, country of origin, and materials are unknown. The style and construction are consistent with antique micro mosaic jewelry.  Details:  * Antique micro mosaic brooch  * Round domed design  * Floral and geometric motif  * Brass-tone metal backing  * Early tube hinge, long pin stem, and C-clasp  * Measures approximately 1 inch in diameter  Condition:  Good antique condition with age-related wear.  I do see one stone missing see pictures  Surface wear, patina, oxidation to the back, and accumulated dust/debris in the textured design are present. Please examine all photos carefully, as they are part of the description.