This remarkable example of classic Omega watchmaking, the Omega CK 859 is a highly collectible oversize vintage timepiece distinguished by its elegant sector dial layout. The watch features a large stainless steel case measuring approximately 37 mm, a notable size for its era, giving it a strong wrist presence while preserving refined vintage proportions. The beautifully balanced dial is characterized by its two-tone sector design, with contrasting rings that enhance legibility and create a sophisticated Art-Deco inspired aesthetic. Applied hour markers and slim hands complete the harmonious layout. Inside, the watch is powered by the reliable Omega Caliber 26.5 manual-winding movement, a respected early Omega caliber known for its durability and precision. Highly sought after by collectors, the Omega CK 859 combines timeless design, mechanical integrity, and rare oversize proportions, making it a standout piece among vintage Omega time-only watches.