Rare Antique Otto Graef MIMO Gold Enamel Pendant Necklace fob watch orb silver

Otto Graef under the esteemed MIMO WATCH CO., dating to approximately 1890-1900. This rare piece, authenticated as an early work from Graef’s pioneering years in La Chaux-de-Fonds, Switzerland, before his transformative acquisition of Girard-Perregaux in 1928, is a true collector’s gem. The watch features a high-quality 15-jewel Swiss mechanical movement, marked with “MIMO WATCH CO.” and serial number “19607.” The movement includes “TWO ADU” (Adjusted) specifications, indicating precision tuning for temperature and positions, a hallmark of high-grade 19th-century watchmaking. Encased in a “925” sterling silver case, assayed with Swiss hallmarks The case interior bears the same “MIMO WATCH CO.” branding and serial number, ensuring authenticity. The exterior boasts a unique spherical design, adorned with striking blue guilloché enamel featuring hand-applied gold crescent moon and star inlays—a rare decorative flourish likely crafted by a specialist collaborator. The base is set with a natural sapphire cabochon (approximately 5-7mm), recently confirmed, adding a luxurious touch and significant value to this antique. This pendant-style watch stands out with its celestial motif, reflecting the artistic trends of the late Victorian era. • Diameter: Approximately 40-45mm (spherical case). • Gemstone: Natural sapphire cabochon (5-7mm). • Material: “925” sterling silver, gold inlays, enamel. • Movement: 15-jewel mechanical, stem-wind, adjusted. • Serial Number: 19607