Rolex brand

Women’s Diary Series

Automatic mechanical movement type

Cal.2235 movement model

31 mm diameter

Stainless steel case material

Basic Information: Number 178243 Black Mother-of-Pearl Dial; Brand: Rolex; Series: Ladies’ Datejust; Movement Type: Automatic; Gender: Women’s; Movement Model: Cal. 2235; Movement Type: Automatic; Manufacturer: Rolex; Movement Diameter: 20mm; Movement Thickness: 5.95mm; Frequency: 28,800 vibrations per hour; Hairspring: Parachrom; Shock-resistant: Paraflex Jewel count: 31; Power reserve: 48 hours; Technical certification: Superlative Chronometer; Appearance: Case diameter: 31 mm; Case thickness: Not available; Dial color: Black; Dial shape: Round; Strap color: Two-tone; Clasp type: Folding clasp, Oyster clasp with 5 mm Easylink extension system; Case back: Solid; Weight: Not available; Water resistance: 100 meters; Hour markers: Diamond-set; Clasp spacing: Not available; Lug spacing: Not available; Materials: Case material: Stainless steel; Dial material: Mother-of-pearl with diamonds; Bezel material: 18k gold, domed outer ring; Crystal material: Scratch-resistant sapphire crystal, anti-reflective; Cyclops lens (2.5x) for date window; Crown material: 18k gold; Strap material: 18k gold/stainless steel, Oyster, three-link clasp; Clasp material: Not available; Functions: Date display