Omega Constellation 131.20.39.20.52.002 39 mm Steel & Yellow Gold Silver Dial Diamond Watch for Men

On reference 131.20.39.20.52.002, diamond hour markers set in 18K yellow gold holders punctuate an opaline silvery dial. This 39 mm Constellation is made in stainless steel and 18K yellow gold, with matching yellow gold hands, OMEGA logo and Constellation star, a date window at 6 o'clock and a bezel bearing engraved Roman numerals.

Calibre 8800 powers it: a self-winding Co-Axial movement certified as a Master Chronometer by METAS, resistant to 15,000 gauss, with a silicon balance spring and a 55-hour reserve. The steel and yellow gold mono-rang bracelet closes with a butterfly clasp that has a comfort setting; water resistance is 50 metres.

Technical specifications

• Brand: OMEGA
• Collection: Constellation – Gents' Selection
• Model: Constellation Co-Axial Master Chronometer
• Reference: 131.20.39.20.52.002
• Intended wearer: Gents'
• Case: Steel and yellow gold, 39 mm diameter, 12.43 mm thick
• Lug-to-lug: 41.00 mm
• Bezel: Bezel engraved with Roman numerals
• Crystal: Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides
• Water resistance: 5 bar (50 metres / 165 feet)
• Dial: Silver
• Hands and indexes: 18K yellow gold hands and diamond holders
• Gem-setting: Diamond hour markers in 18K yellow gold holders
• Functions: Hours, Minutes, Date
• Movement: OMEGA 8800, automatic (self-winding) with Co-Axial escapement
• Certification: Co-Axial Master Chronometer, certified by METAS (magnetic resistance to 15,000 gauss)
• Power reserve: 55 hours
• Frequency: 3.5 Hz
• Bracelet: Steel and yellow gold
• Clasp: Butterfly clasp with comfort setting
• Weight (approx.): 171 g
• Warranty: 5-year OMEGA international warranty
• Made in: Switzerland
• Manufacturer: OMEGA SA, Biel/Bienne, Switzerland