Astronaut M2
Posted July 8, 2019 - 12:30am
Non-chapter ring watches can not be "converted" to a chapter ring watch, It's just not possible because both the Swiss and USA chapter ring watches have bezels that are machined to accept the chapter ring and both the Swiss and USA chapter ring bezels have locator pins to correctly index the chapter ring with the bezel and both are held in place by a armored crystal...