ROLEX Submariner, Oyster Perpetual, Ref. 6536/1, movement no. N808424, case no. 398670, inside case back engraved IV. 1958, sold in 1959 A very attractive, early and rare, tonneau-shaped, stainless steel, automatic diver’s wristwatch with tropical dial, painted luminous indexes, luminous hands and sweep center second, tropical colored revolving steel bezel, Oyster crown. Fitted with a caliber 1030, rhodium-plated, self-winding, 25 jewels, index regulator, straight line lever escapement, shock absorbers, blued steel Breguet hairspring, monometallic balance with timing screws, “papillon” shaped rotor. Screwed case back, pierced lugs, hesalite crystal. Dial, case and movement signed. Diam. 37 mm. Thickness 13 mm. Accompanied by a green presentation box (interior missing) and original guarantee dated March 1959.