Kisaragi Cell Phone Strap 043 Star- Crystal Aurora
Brand: Kisaragi
Color: Crystal Aurora

"Country of manufacture: Japan.
Quality control: Japan.
Brand: Kisaragi.
Design: Japan.
Material: crystal, brass, other."

Star crystal (aurora) is a mysterious crystal that looks various colors depending on the viewing angle.
Since the upper one is a hook (clasp), you can remove it and use it as a charm. For example, (Fastener in general, Back charm, Mobile game, Wallet, Pen holder, Digital camera case) etc.
Since December 2021, starred chains have been coated with a clear resin to prevent discoloration. Metal = brass, other.
Weight: about 0.007pounds, Star crystal : about 0.4724inches.Made in Japan.