Omega Constellation 131.33.41.21.01.001 41 mm Steel Black Dial Black Alligator Strap Watch for Men

Reference 131.33.41.21.01.001 dresses the 41 mm steel Constellation in black: a polished black ceramic bezel with Liquidmetal™ Roman numerals, a sun-brushed black dial and a black alligator leather strap lined with rubber. The hands, facetted indexes, OMEGA logo and Constellation star are rhodium-plated, and the date appears at 6 o'clock.

The strap closes with a stainless steel foldover clasp. At the centre of the watch is calibre 8900, a self-winding Co-Axial Master Chronometer certified by METAS, resistant to 15,000 gauss, with two barrels in series for a 60-hour reserve and a time-zone function. The 13.40 mm case is water resistant to 50 metres.

Technical specifications

• Brand: OMEGA
• Collection: Constellation – Gents' Selection
• Model: Constellation Co-Axial Master Chronometer
• Reference: 131.33.41.21.01.001
• Intended wearer: Gents'
• Case: Steel, 41 mm diameter, 13.40 mm thick
• Lug-to-lug: 44.00 mm
• Bezel: Polished black ceramic bezel with Liquidmetal™ Roman numerals
• Crystal: Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides
• Water resistance: 5 bar (50 metres / 165 feet)
• Dial: Black
• Hands and indexes: Rhodium-plated hands and facetted indexes
• Functions: Hours, Minutes, Date
• Movement: OMEGA 8900, automatic (self-winding) with Co-Axial escapement
• Certification: Co-Axial Master Chronometer, certified by METAS (magnetic resistance to 15,000 gauss)
• Power reserve: 60 hours
• Frequency: 3.5 Hz
• Strap: Leather strap, black (rubber / alligator leather)
• Clasp: Foldover clasp in stainless steel
• Weight (approx.): 111 g
• Warranty: 5-year OMEGA international warranty
• Made in: Switzerland
• Manufacturer: OMEGA SA, Biel/Bienne, Switzerland