Genuine Casio replacement resin band in black. 

Made for the following model(s):

JC-11-1BVZ,

JC-11-1BVUZ,

JC-11-1AVZ,

JC-11-1AVUZ,

JC-10-1BVZ

W-740B-8V,

W-740-1VUR,

W-740GMV-9VUR,

W-740-1V,

W-740MV-1VR, W-54US-1VQ, W-740G-9V