Inside J.N.S Watches

A peek at the manufacturing and assembly facilities of Josh Shapiro with Hodinkee (around the 12½ minute mark).

While it's clear Shapiro isn't fabricating components like the jewels, mainspring, anti-shock system, or oscillator in house, as James Stacey's overarching comments might lead one to believe, the video provides a good overview of the mix of automated machinery and handwork that goes into the fabrication of Shapiro's timepieces.

Image from linked video