1976 HAMILTON 'Jupiter' Electronic Date Gents Swiss Vintage Watch Regatta 23

1976 HAMILTON 'Jupiter' Electronic Date Gents Swiss Vintage Watch Regatta 23empressissi is pleased to offer this elegant and all original Swiss made HAMILTON watch for men from the mid 70s with a hybrid electronic movement known as the 'Jupiter' from 1976, with date and hack. The watch houses an hybrid Hamilton 683 semi mechanical watch, running with a balance wheel but driven by a battery instead of a mainspring. This is a pioneer pre Quartz era experiment developed by ESA and retailed by Hamilton, among others. Itis running

a real *Must* for the serious collector

This watch is in excellent original condition

It is a crown wind/lever set caliber

This fantastic American pocket watch measures 50mm side to side (excluding crown)

flat freesprung hairspring

an early and sought after Elgin pocket watch

featuring genuine diamonds and what looks like ruby stones by tone

The watch houses a 27-460M automatic wind caliber

This collectible GRUEN watch measures 24mm side to side (excluding crown) and 48mm from top lug to bottom lug

5mm side to side (excluding crown) and 44mm from top lug to bottom lug

The movement is working well

impressive and heavy hunter case in hunting motif in 14K solid yellow gold tone LEON W