Variants
Backstory
Heuer Monnin 844: A Brief History and Collector's Guide
https://www.veblenist.com/magazine/heuer-monnin-844A Personal Note: Marking Time With A Humble Heuer (Caution! This Story Contains Quartz Content) - HODINKEE
https://www.hodinkee.com/articles/marking-time-with-a-humble-heuerHeuer 844 Monnin
https://heuerville.wordpress.com/2011/10/17/heuer-844-monnin/
Technical information
Custom Bezel Insert: Monnin Jumbo 980.006 844 Tag Heuer 1000 Professional Diver | eBay
https://www.ebay.com/itm/Custom-Bezel-Insert-Monnin-Jumbo-980-006-844-Tag-Heuer-1000-Professional-Diver/332665169758?hash=item4d7463a75e:g:OCkAAOSwB09YNwYmETA 2873
https://17jewels.info/movements/e/eta/eta-2873/- https://buzzufy-c583.kxcdn.com/wp-content/uploads/2018/09/eta_2850-2879.pdf
- http://patrimoine.franche-comte.fr/gtrudov/documents/FE_4611-A_4612-A.pdf