Easy to do, this measures approx. 2½" from point to point.
R 2ds - 2ds - 2ds - 2ds cl rw
Ch 6ds slide off and make top
R 2ds - 2ds - 2ds - 2ds cl and make
Ch 6ds rw
R 2ds + (join to side picot of first ring made) 2ds - 2ds - 2ds cl rw
Continue around for 5 center rings and 5 points