Tudor Ref. 79170

TUDOR, REF. 79170 AUTOMATIC CHRONO TIME STEEL Tudor, "Chrono Time, Oyster-Date, Automatic," case No. B440310, Ref. 79170. Made in the 1990s. Fine, self-winding, water resistant, stainless steel wristwatch with round button chronograph, registers, date and a stainless steel Oyster bracelet (Ref. 78360) with deployant clasp. Dial, case and movement signed. Three-body, polished and brushed, screwed-down engraved case back and buttons, graduated bi-directional revolving steel bezel with black insert, Triplock winding crown protected by the crown guard, crystal with cyclops lens. Bicolor anthracite and black with luminous baton indexes, outer 1/5th seconds track with 5-second red Arabic markers, subsidiary dials for the seconds, the 30-minute and 12-hour registers, aperture for the date. Luminous steel baton hands. Cal. T 7750, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, index regulator, hack mechanism. Notes DIAM. 40mm. THICKNESS 15mm. Approx. overall length 190 mm.