Miyuki seedbeads.
Made in Japan. 2mm x 1.3mm Hole size is approx. .8mm.
"Seed Bead" is a generic term for any small bead. There are various types in shape and size such as Round, Cylinder (Delica), Hexagon, Bugle, Triangle, Drop, etc. Plenty variety of seed beads are used in a multiplicity of ways to create works satisfactorily.
Miyuki 11/0 seed beads are round:
with a 0.8mm hole, approximately 110/gram