Vintage milk bottle cap, MODEL DAIRY CO. Pasteurized & Bottled Saturday at River N.Y. 246 - 8th Ave. N.Y. City, unused new old stock. See pictures for condition. Size is appx. 1 5/8" in diameter. NOTE: All of the milk bottle caps I have listed are guaranteed to be 100% authentic originals. They are all clean and ready for display. Thank you for your purchase, I appreciate it.