Open, the item is 6 1/4" long, but it folds to 3 1/2".  The glass itself is 2 1/" diameter.  Signed- Tiffany & Co. 14 k.  Total weight of
item including the glass lens is 58 grams.  The gold frame is substantial.  It comes with original box and leather pouch case.
Excellent antique condition with no problems.