Specifications Reference: 1016 Model: Explorer 1 Movement: Automatic Year: 1967 Contents: Watch Only Case: The case is 36mm has very even lugs and is in great shape. Dial: The dial is the show-stopper here. A phenomenal mark 1 'Frog Foot' dial. The nickname comes from the unique Rolex logo that resembles a frog foot. The matte dial was introduced in 1967 making this one of the earliest matte 1016s. With it being an early example, that confirms the darker hands to be original from this year of production. The color of the lume makes this one of the most exceptional examples we've seen. Strap & Buckle: The bracelet is period correct for a Mark 1 1016. Worth A Read The Explorer, a legendary vintage Rolex watch, was introduced in 1953. Bubbleback era of Explorers and was replaced by the Explorer 1016 a few years later, featuring an improved movement from the 15XX generation. The dial used for the Explorer 1016 was Radium, followed by Tritium for luminescence. The dials were inscribed with the text "SWISS" on the bottom, while those decorated with Tritium boasted the distinction "T-SWISS-T" or "SWISS T