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Casio EFA-131PB & EFA-131RBSP Watch Strap - Watch Band for EFA131 Watches
Genuine Casio black resin watch strap (Casio part no:10366009) - fits EFA-131PB, EFA-131RBSP and variants listed below:
This Black Resin strap has a 20mm fitting widening to 31.5mm at the shoulders.
Click on image to see this Casio watch strap in more detail.
Spring bars are included with this watch strap.