1978 Digital LCD Citizen Scientific Calculator Watch 49-9421 cal. 9140A

1978 Citizen Scientific Calculator Watch from Japan with Box

Behold, we present to the Citizen scientific calculator watch, the master of “nerd watches”. The two-row display shows time, date up top and an eight-digit display for calculating below. Forty buttons surround the dial, many serving two functions. The display can be illuminated with the push of a button too. Includes signed Citizen display box. To those who prefer silvertone/stainless steel, sadly this model was only offered in goldtone.

Make: Citizen
Year of Manufacture: 1978
Model Number: 49-9421
Caliber Number: 9140A

2 thoughts on “1978 Digital LCD Citizen Scientific Calculator Watch 49-9421 cal. 9140A

  1. Nice watch, I have one in my drawer. Bought it in circa 1978 at Brigham Young University, Provo, Utah in the book store when they were first introduced. Paid $395 for it, probably $2000 in today’s money. Bob Weaver 208-731-6760

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