![Nerd Watch Museum: Calculator Watches, Part Two | Vintage Electronics Have Soul – The Pocket Calculator Show Website Nerd Watch Museum: Calculator Watches, Part Two | Vintage Electronics Have Soul – The Pocket Calculator Show Website](http://www.pocketcalculatorshow.com/wp-content/uploads/2012/06/seiko-c359.jpg)
Nerd Watch Museum: Calculator Watches, Part Two | Vintage Electronics Have Soul – The Pocket Calculator Show Website
![1977: The HP-01 calculator watch can calculate dynamically using time as an argument. The user can watch as the cost of their international call increases on the display. : r/RetroFuturism 1977: The HP-01 calculator watch can calculate dynamically using time as an argument. The user can watch as the cost of their international call increases on the display. : r/RetroFuturism](https://i.redd.it/m4v9d27amg441.jpg)
1977: The HP-01 calculator watch can calculate dynamically using time as an argument. The user can watch as the cost of their international call increases on the display. : r/RetroFuturism
![SEIKO C153-5011 FIRST LCD Digital Watch Calculator 1976 ANTIQUE VGC James Bond £200.00 - PicClick UK SEIKO C153-5011 FIRST LCD Digital Watch Calculator 1976 ANTIQUE VGC James Bond £200.00 - PicClick UK](https://www.picclickimg.com/5VsAAOSwT-lkaf3w/Seiko-C153-5011-First-LCD-Digital-Watch-Calculator-1976.webp)
SEIKO C153-5011 FIRST LCD Digital Watch Calculator 1976 ANTIQUE VGC James Bond £200.00 - PicClick UK
![SEIKO CALCULATOR SLIDE RULE 1976 Vintage automatic chronograph watch Cal. 6138 Ref. 6138-7000 *** BEAUTIFUL *** Seiko Vintage watches - Watches83 SEIKO CALCULATOR SLIDE RULE 1976 Vintage automatic chronograph watch Cal. 6138 Ref. 6138-7000 *** BEAUTIFUL *** Seiko Vintage watches - Watches83](https://watches83.com/71026-thickbox_default/seiko-calculator-slide-rule-1976-vintage-automatic-chronograph-watch-cal-6138-ref-6138-7000-beautiful-.jpg)
SEIKO CALCULATOR SLIDE RULE 1976 Vintage automatic chronograph watch Cal. 6138 Ref. 6138-7000 *** BEAUTIFUL *** Seiko Vintage watches - Watches83
birthyearwatches.com - 1977 Seiko C153-5009 Calculator watch. Can you see what I did there? #seikolover #seikocollector #seiko #1977 #birthyearwatch | Facebook
![HP-01, a smartwatch designed by hewlett-packard engineers in 1977 | Smart watch, Retro watches, Cool watches HP-01, a smartwatch designed by hewlett-packard engineers in 1977 | Smart watch, Retro watches, Cool watches](https://i.pinimg.com/736x/63/89/76/638976662be7694f8ecdc27a21267e6c.jpg)