These are gold or gold filled...no markings at all on them that I can see.They have a spring and slide mechanism to adapt to virtually any fitting.Chip on right hand lens. Dimensions of lens frame is 1 /2" x 1 1/4". Missing chain piece.
At Molloy's MEGA ANTIQUES CENTRE, Takapuna, Auckland, New Zealand
Specialists in Pacific Islands Items, Victoriana, And a Fascinating Range of General Collectibles