HP-01 digital wristwatch calculator

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  • Description
Date Introduced
1977
Photographer
Richards, Mark
Dimensions
Case: 2 3/4 x 5 x 9 in.
Manufacturer
Hewlett-Packard Company
Copyright Owner
© Mark Richards
Location
United States
Keywords
Watch; Wearable; Electronic calculation
Object ID
X1300.97

Having 6 integrated circuits with 38,000 transistors, this was a milestone of miniaturization. These are now prized by collectors.