Omega brand

Haima Series

Automatic mechanical movement type

8521 movement model

34 mm diameter

18k gold watch case material

Basic Information ID: 231.55.34.20.55.001 Brand: Omega Series: Seamaster Movement Type: Automatic Mechanical Gender: Women’s Movement Model: 8521 Movement Type: Automatic Mechanical Manufacturer: Omega Movement Diameter: 20 mm Movement Thickness: 5.3 mm Balance Wheel: Free-sprung Balance Spring Frequency: 25,200 rpm Hair Spring: Silicon SI 14 Free-sprung balance, 28 jewels, 50-hour power reserve, Swiss Official Chronometer Testing Institute (COSC) certification. Case diameter: 34mm; Case thickness: Not available; Dial color: Silver-white; Dial shape: Round; Strap color: Gold; Clasp type: Folding clasp; Case back: Transparent; Weight: Not available; Water resistance: 150 meters; Hour markers: Diamond-set; Clasp spacing: Not available; Lug spacing: Not available; Materials: Case material: 18k gold; Dial material: Mother-of-pearl; Bezel material: 18k gold with diamond setting; Crystal material: Sapphire crystal; Crown material: 18k gold; Strap material: 18k gold; Clasp material: 18k gold; Functions: Date display.