Tutorial by Ruby Fischer: http://www.rubysbeadwork.com/HerringboneSparkleBracelet.html
Fun and easy to do.

Materials used:
Miyuki Delicas Size 11 DB041 - S/L Crystal
Miyuki Round - Size 11 401 - Opaque Black
Toho Size 15/O ------T-25C - S/L Transparent Dark Ruby Red

Wildfire - 10lb white
silver tone magnetic clasp
Added after pix: safty chain: Sterling silver chain and clasp