Omega brand

Zodiac Series

Automatic mechanical movement type

8520 movement model

27mm dial

Stainless steel case material

Basic Information ID: 123.10.27.20.51.001 Brand: Omega Series: Constellation Movement Type: Automatic Mechanical Gender: Ladies’ Movement: Movement Model: 8520 Movement Type: Automatic Mechanical Manufacturer: Omega Movement Diameter: 20mm Movement Thickness: 5.3mm Balance Wheel: Free-sprung Balance Spring Frequency: 25,200 vibrations per hour Hair Spring: Si 14 silicon Hair Spring Jewels: 28 Power Reserve: 50 hours Technical Certifications: Swiss Official Chronometer Testing Institute (COSC) Appearance: Case Diameter: 27mm Case Thickness: 12.3mm Dial Color: Black Dial Shape: Round Strap Color: Silver Clasp Type: Butterfly Clasp Case Back: Transparent Weight: 92g Water Resistance: 100m Hour Markers: Diamond-set Hour Markers Clasp Spacing: Not available Lug Spacing: 18mm Materials: Case Material: Stainless Steel Dial Material: Diamond-set Bezel Material: Stainless Steel Crystal Material: Domed Double-sided Anti-reflective Sapphire Crystal Crown Material: Stainless Steel Strap Material: Stainless Steel Clasp Material: Stainless Steel Functions: Date Display