What does RA stamped on jewelry mean?

by MEHRNAZ
(COQUITLAM, BC, CANADA)

What is the item?
BRACELET

Can you please provide all background information?
18K 2-TONE GOLD FANCY SATIN/HIGH GLOSS FINISHED SPRING HINGED BANGLE BRACELET

What are the markings?
R-A

Where are the markings?
ON THE 18K BRACELET