ISA 307 Quartz Watch Movement

ISA 307
10 ½ ligne
23.30 mm (dia.)

3 hands (120/70/20), movement height 3.20
mm, swiss parts, cell 371

3 hands (120/70/20), date @ 3, movement
height 3.20 mm, total height 4.48 mm, swiss
parts, cell 371, (ISA 307/103)

3 hands (120/70/20), day & date @ 3,
movement height 3.60 mm, 1 jewel, swiss
parts, cell 371, (ISA 307/104)