Basic Information

Ref. 228206, Blue Dial

Brand: Rolex

Series: Day-Date

Movement Type: Automatic

Gender: Men

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Movement: Caliber 3255

Movement Type: Automatic

Manufacturer: Rolex

Balance: Extra-High-Inertia Fine-Tuned Balance

Frequency: 28,800 Oscillations per Hour

Bowspring: Paramagnetic Blue Parachrom

High-Performance Paraflex Shock absorber

Number of jewels: 31

Power reserve: 70 hours

Certification: Swiss Chronometer Certified

Appearance

Case diameter: 40 mm

Case thickness: N/A

Dial color: Blue

Dial shape: Round

Strap color: 950 platinum

Clasp type: Deployant clasp

Case back: Solid caseback, screw-down Rolex fluted caseback

Weight: N/A

Water resistance: 100 meters

Lug spacing: N/A

Clasp spacing: N/A

Hour marker type: N/A

Material: Case material: 950 platinum

Dial material: N/A

Bezel material: N/A

Crystal crystal: Scratch-resistant sapphire crystal with double anti-reflective lens for magnified date

Crown material: Screw-down double buckle lock for double waterproofness

Strap material: 950 platinum, President-type, semi-circular three-row links

Strap material: 950 platinum

Clasp material: 950 platinum

Functions: Date display

Day display