Here is my latest purchase. SA-61 solar battery. From what I can tell this is very rare. There is one other picture I could find on the net. It is a slightly
Vintage Casio SA-60 Solar Battery Watch | WatchCharts
BUY Casio 5 Alarms Lap memory 60 Digital 100M Sport Watch W-734-9AV, W734 - Buy Watches Online | CASIO Red Deer Watches
CASIO - SA-60 - Digital - Vintage Digital Watch - Digital-Watch.com