Omega brand

Zodiac Series

Automatic mechanical movement type

8520 movement model

31 mm diameter

Stainless steel case material

Basic Information ID: 123.25.31.20.53.001 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: 31mm Case Thickness: Not Available Dial Color: Dark Blue Dial Shape: Round Strap Color: Two-tone Clasp Type: Folding Clasp Case Back: Transparent Weight: Not Available Water Resistance: 100 meters Hour Marker Type: Diamond-set Hour Markers Clasp Spacing: Not Available Lug Spacing: 19 The watch features a stainless steel case, a blue dial with a ray-like pattern, diamond hour markers, a date window, an 18K red gold bezel with diamonds, a sapphire crystal, an 18K red gold crown, and an 18K red gold/stainless steel bracelet with a two-tone buckle. It also includes a date display.