Citizen Crystron - 4-850904TA Launched in 1945 as the

Launched in 1945 as the world's first self-winding

definitively confirming its authentic Japanese pedigree

defined by its refined

all-metal movement that powers the first analog quartz chronograph with a moon phase complication in history

with its exposed bezel screws

Citizen Crystron - 4-850904TA Launched in 1945 as theA classic Citizen Crystron Quartz 4 850904 TA from 1977 JDM, this timepiece represents a pinnacle of Citizen's early quartz innovation. It features a sophisticated White Dial with a subtle textured or faceted pattern, housed within a sharp stainless steel case. The refined dial is equipped with applied stick hour markers and stick hands, ensuring a clean and highly legible display. A practical day and date window is located at the three o'clock