Hallmark on Squash Blossom necklace


#1

Purchased this close to 15 years ago and misplaced the hallmark ID. Anyone recognize it?


#2

Image upload difficulty. The Hallmark reads ‘AB’ with the ‘J’ an extension of the right leg of the 'A’
J


#3

I found it! Hallmark is by Rose and Alvin Boy. Can anyone provide any information on the makers?