Dita Grandmaster Four 2060A 2060-A Black 18K Gold Retro Aviator Sunglasses 58mm Composite frame Gradient lens non-polarized Lens width: 57 millimeters Bridge: 16 millimeters Arm: 134 millimeters Handcrafted Japanese Acetate Frame Titanium Lens Rim With Diamond Detail; Titanium Brow Bar With Diamond Detail Handcrafted Japanese Acetate Temples Oversized Titanium Hinge Plates With Enamel Detail 100% UV Protected Lens With Anti-Reflective lens Coating