VR3G SII Watch Movement Chrono, 3 hands (110/65/20): hour/minute/second, 3 indicators (21): 24 Hours @ 3, seconds @ 6, minute register (retrograde) @ 10, date @ 4:30 suspended, total height 6.95 mm, stem 351-177, cell 371. S. Epson VR3G
13 ½ ligne, 30.60 mm (dia.) and a height of 3.97 mm.