The length: 50 cm (19.69 inch) length
The howlite beads have a size of 18x3 mm (0.71x0.12") approx.
The agate bead on the center has a size of 37x24x16 mm
The sterling silver beads have size:
The two largest with a size of 13 mm (0.51")
The clasp is sterling silver and has a size of: 25 mm (0.98")
Howlite jewelry as a gift is always a good choice.