Limited edition tribute (05##/2016) celebrating the Rio 2016 Olympic Games, featuring 18K yellow gold, 925 silver, and bronze subdial rings on a matte black dial. Encased in the iconic brushed tonneau case on a solid stainless steel bracelet with micro-adjust clasp.

Condition: Crystal & Bezel: Scratch-resistant sapphire crystal is pristine with clean AR coating. The internally illuminated tachymeter scale beneath the crystal is sharp and clear. Case & Chamfers: Excellent pre-owned condition. The radial sunburst brushed finish on top and high-polish beveled flanks remain crisp with only faint, light hairline handling marks. Bracelet & Clasp: Tight bracelet with minimal stretch. The clasp shows only light desk-diving marks and functions crisply.

Authenticity & Movement Health: Movement is the Omega Calibre 3330 (Automatic Column-Wheel Chronograph with Co-Axial Escapement and Si14 Silicon Balance Spring). Verified for authenticity and performance: Matching Serials: Serial on the 7 o’clock lug (8679####) matches the internal movement serial and caseback limited edition designation (05##/2016). Beat Rate: Timegrapher confirms the correct 28,800 VPH (4.0 Hz). Performance: Running exceptionally strong at +9 s/d with an immaculate, flat trace and a perfect 0.0 ms beat error. Health: Si14 anti-magnetic silicon hairspring ensures complete resistance to magnetic fields; amplitude and timekeeping remain stable across all resting positions.

Specs: Size: 42.4 mm width x 46.2 mm lug-to-lug (approx. 14.9 mm thickness) Movement: Omega Calibre 3330 (COSC-certified chronometer, column-wheel chronograph) Depth: 100 meters / 330 feet Power Reserve: ~52 hours Includes: Watch, inner/outer official Omega Rio 2016 presentation box, and operating instructions manual (no warranty cards).