Job Number 170041
Here is a pretty clear image of the ruby-red roller jewel (also called an impulse jewel or pin) on the roller table, on the completed balance assembly.

See the complete album for this project here:
https://goo.gl/photos/rrYpvYJvQMGg1Y5v7

See more examples of Elgin Father Time watches here:
http://elgintime.blogspot.com/search/label/Father%20Time

Find more horological content here:
https://plus.google.com/104405056094644812060/palette

#Elgin #pocketwatch