HEUER Kentucky, Automatic, Ref. 750.705, case no. 388813, circa 1978 A fine and rare, stainless steel and gold horseshoe-shaped automatic chronograph wristwatch with brushed silvered dial, luminous hands, day and date, 30-minute and 12-hour registers, constant second, inner gilt tachymeter scale, raised gold Heuer logo, stainless steel Heuer bracelet with deployant clasp Fitted with a Cal. Valjoux 7754, mechanical, self-winding, 17 jewels, hack mechanism, screwed case back, gold ridged pushers, gold crown, hesalite crystal. Dial, case and movement signed. Dim. 39 x 44 mm. Thickness 13.80 mm. Approx. overall length 190 mm. The Kentucky's design was inspired by the shape of a horseshoe, reflecting its namesake—the U.S. state renowned for horse racing. Jack Heuer considered the Kentucky one of the brand's most elegant designs. The Heuer Kentucky Automatic Chronograph, reference 750.705, was introduced in the late 1970s, with production beginning around 1977. This model is notable for being among the first Heuer watches to be fitted with the robust Valjoux 7750 automatic chronograph movement, marking a significant transition from the earlier Calibre 12.