Stainless steel one piece case, movement removed from front, battery hatch to rear, marked A570004
Riquartz G1, brushed light coloured dial with pink stone at 12, day date
570A movement, white ceramic circuit marked AH5, screw head trimmer
Stainless steel case with screw on casback signed 570004AA dated X74 for Oct 1974. Circuit marked AA4 with cylinder quartz, adj square and non shock jewel