Hattori VX3S, 10 1/2 Ligne, 3 Hands, 3 Eyes (3,6), Retrograde Day, Japan Quartz Movement

• Outside Diameter: 10 1/2 Ligne or 23.3 mm
• Movement 3.86 mm thick
• The height  is 5.8 mm
• Has a 31 day calendar at 3:00
• Has 24H display at 6:00
• Requires watch cell 371
• Requires watch hands: hour 1.10, minute .65, and sweep second .20 mm
• Has no jewels
• Supplied with stem: 351177, Tap 10