This is a vintage Citizen Chronomaster Auto Day Date powered by the Caliber 5240, produced in the late 1960s. It features automatic winding with manual wind capability and a day date display.

• Condition: Great serviced condition
• Caliber: Caliber 5240
• Case size: 36mm diameter, 42mm lug to lug, 20mm lug width
• Movement features: 33 jewels, 18,000 beats per hour, automatic winding with manual wind capability, hacking seconds

A 1967 Citizen Chronomaster Auto Day Date, powered by the Caliber 5240 movement with 33 jewels and running at 18,000 beats per hour. The stainless steel case measures 36mm in diameter and features a sharp angular design.

• Condition: Great serviced condition
• Movement: Caliber 5240
• Jewels: 33 jewels
• Beats per hour: 18,000 beats per hour