P438.4 - #4 Platform Escapement
$235.00
#4 Platform Escapement
* 29.5mm x 41.5mm
* 19.25mm high (top of balance to end of bracket holding pinion)
* 8.75mm escape wheel drop (plate to end of bracket holding pinion)
* 10.5mm between escape wheel center and end of plate
* Escape wheel teeth module 0.25
* Eleven ruby jewels
* Gold-plated cocks/plates
* Reversible regulator
* Screwed end plates
* Clockwise direction
* 8 leaf escape wheel
* Polished pinion/escape wheel
* Balance with screws.....18,000 vibrations
* Temperature compensated flatisoval hairspring