Genuine Casio replacement resin band in black. 
 
 
 
Made for the following model(s):
 
G-1000-1A
G-1000-7A
G-1000H-1A
G-1000H-9A
G-1010-1A
G-1100B-1A
G-1200B-1A
G-1250B-1A
G-1500-1A
G-1500B-5A
GW-2000-1A
GW-2000B-1A
GW-2500-1A
GW-2500B-1A
GW-2500B-5A
GW-3000B-1A
GW-3500B-1A
GW-3500B-1A
GW-3500B-1A2