A one owner mid 20th century ref. 7928 Tudor Submariner wrist watch

Montres Tudor, Geneva, a one owner, mid 20th century ref. 7928 "Submariner" wrist watch, 17 jewels, automatic winding, rhodium plated cal. 390 movement with lever escapement, in a stainless steel Oyster case with bi directional rotating bezel, the inside of the back with manufacturers information, reference number, and "IV 66", with stainless steel C&I riveted Oyster bracelet, the clasp marked 1-68, baton, dot, and arrow marker matte black dial with rose logo and Mercedes hands, case serial #591567, 40mm
Condition Report: CASE: Polished; Ends with significant wear from bracelet ends, partially obscuring the serial and reference numbers; Fine scratches on outer surface of case; Tiny dings; Slightly more significant dings and scratches on lugs; Bezel insert lacking luminous dot and with a few minor marks and fine scratches; Case back with very fine scratches and minor case wrench marring; Correct crown with a few minor dings and minor wear; Bracelet with fine scratches, minor dents, and some stretching. DIAL: Very good. HANDS: Specks of oxide. MOVEMENT PLATES: Rotor with very fine scratches; Plate with scattered fine scratches and localized pin pricks; Automatic wheel above ratchet wheel with very fine scratches; Set lever screw head with minor marring. MOVEMENT FUNCTION: Runs briefly, setting functional, needs service, circa 1966