RM047

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          这是附加信息

          这是附加信息

          Description Customers Reviews
          Basic information
          No.: RM 47
          Brand: Richard Mille
          Movement
          Movement model: RM47
          Movement diameter: 32.80 x 30.90 mm
          Movement thickness: 6.80 mm
          Balance: Glucydur®, 4 fixing screws, momentary inertia 11.50 mg•cm2, lift angle 53°
          Frequency: 21,600 oscillations per hour
          Gymspring: Nivarox® Elinvar alloy
          Shock absorber: KIF ELASTOR KE 160 B28
          Power reserve: 72 hours
          Appearance
          Diameter: 42.70x50.00 mm
          Case thickness: 16.25 mm
          Dial color: skeleton
          Dial shape: barrel shape
          Strap color: black
          Material
          Case material: Grade 5 titanium alloy-316L stainless steel
          Bezel material: TZP black ceramic
          Mirror material: sapphire crystal (1,800 Vickers hardness) Double-sided anti-glare treatment
          Crown material: Grade 5 titanium alloy
          Strap material: Rubber