Vintage Texas Instruments Men's LED Watch, Model 403, Circa 1970s (8551765791)

Vintage Texas Instruments Men's Red LED Wrist Watch, Model 403, Circa 1970s (17689598269)

Vintage Texas Instruments Men's LED Watch, Model 403, Goldtone Finish, Circa 1970s (8551765791)

Vintage Texas Instruments Men's LED Digital Watch, Model 402, 1970s Vintage (8516300821)

Vintage Texas Instruments Model 403 Men's Electronic Digital Watch, Red LED Display, Replacement Band, Made In USA, Circa 1970s (25728839886)

Vintage Texas Instruments Men's Red LED Watch, Model 403, Silvertone Finish, Original Band, Circa 1970s (17106701516)