TUDOR Submariner. Ref: 79090. No. B474411. Towards TUDOR Submariner. Ref: 79090. No. B474411. Circa: 1990. Steel diving wristwatch. Round case with screwed bottom. Crown signed. Black graduated bidirectional rotating bezel. black dial signed. Circled, dotted indexes, white and luminescent arrows. Luminescent steel hands. Central steel second hand with luminescent tip. Date window at three o'clock. Glass equipped with the Rolex cyclops. Interior of the case back reference 79090. Automatic mechanical movement signed Tudor on ETA 2824-2 base. Gray leather strap with steel pin buckle. Diameter: 39.5mm. Length: 22cm.