Vintage B&L Balgrip 12K GF Sunglasses 1950s

Authentic 1950s Bausch & Lomb Balgrip Rimless Sunglasses Up for sale is a stunning pair of mid-century vintage Bausch & Lomb sunglasses featuring the ingenious "Balgrip" rimless suspension design. This rare variant boasts a gorgeous two-tone look: brilliant white gold-filled engraved brow bars contrasted by a warm yellow gold-filled bridge. The intricate floral filigree engraving remains incredibly deep, crisp, and beautifully detailed. Hallmarks & Authenticity Marks: • Inner Temple Arms: Deeply stamped with "4 5 1/4 B&L 1/10 12K GF" near the hinge screws. • Significance: This confirms the manufacturer authenticity (B&L), the 5.25" temple length, and that 10% of the total frame weight consists of genuine 12-Karat Gold Filled hardware. Condition: • Frames: Excellent to Near-Mint. The gold-filled finish is bright and lustrous with no flaking. No heavy green oxidation around the hinges. Around the hinges is a bit dark and will most likely clean up easily. Balgrip lens brackets are tight and structurally sound. • Lenses: Classic vintage B&L dark green mineral glass lenses. Clean, clear, and ready to wear. A remarkable piece of mid-century optical history in premium survivor condition.