The Omega Speedmaster reference 326.30.40.50.01.001 is part of the Speedmaster Racing collection. While it was not a new release in 2021, the model has been in production for several years (first introduced around 2012) and continues to be a popular and sought-after timepiece in the pre-owned market. It is powered by the Omega Co-Axial calibre 3330 self-winding movement.

Case and Design

• Case Diameter: 40 mm.
• Case Material: Stainless steel with a brushed and polished finish.
• Bezel: Fixed stainless steel bezel featuring a matte black aluminum ring with a tachymeter scale.
• Crystal: Domed, scratch-resistant sapphire crystal with anti-reflective treatment on both sides.
• Water Resistance: 100 meters (10 bar / 330 feet).

• Case Thickness: 15.05 mm. 

Dial and Movement

• Dial: Black dial with textured "Clous de Paris" pattern on the subdials.
• Subdials: Features a 30-minute recorder at 3 o'clock, a 12-hour recorder at 6 o'clock, and a small seconds subdial at 9 o'clock.

Movement: Omega Calibre 3330.

• • Type: Self-winding (automatic) chronograph.
  • Mechanism: Column-wheel mechanism and Co-Axial escapement.
  • Power Reserve: Approximately 52 hours.
  • Certifications: COSC-certified chronometer.
  Features: Silicon "Si14" balance spring for enhanced stability and shock resistance.

• Bracelet: Stainless steel bracelet with a push-button folding clasp.
• Lug Width: 19 mm.
• Date Function: Date window located at the 6 o'clock position (integrated into the 12-hour subdial).
• Luminescence: Luminous hands and index hour markers for visibility in low light.

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