Model: "Submariner", Ref: 1680Movement No: TO BE OPENED.......Case No: 4207395Year: Circa 1976Dial: Black, luminescent dot, baton and triangular numerals, signedCase: 40mm, rotating bezel in black calibrated in 60 minutes, screw down case back, signedBracelet: Stainless steel Rolex link bracelet and deployant clasp