Band Measurements:

Outside Lug Measurement: 12.5mm

Inside Measurement: 10mm

STAINLESS STEEL BUCKLE

This Casio Watch Band Also Fits the Following Model Numbers:

WV-57HA-4A   WV-57HA-2A   WV-57HA-1A2

WV-57HY-1A   WV-57HE-1A   WV-57HU-1A

WV-57H-1A   WV-57H-1B   WV-57HA-1A

WV-57HA-1B

**WATCH BAND MODEL NUMBERS ARE ENGRAVED ON THE CASE BACK WHICH IS FOUND ON THE BACK OF THE WATCH**