Montblanc Rx Eyeglasses – MB0623 014 – Ruthenium (58/16/140) Review Composite frame Demo Plastic lens non-polarized Lens width: 58 millimeters Bridge: 16 millimeters Arm: 140 millimeters Model: MB0623 Color: 014 – Ruthenium 100% Authentic New Lens Size 58mm/ Bridge 16mm/ Temple 140mm Show more Mont Blanc MB0623 – 014B Eyeglasses Geometric RUTHENIUM 58mm