Kingsdown Antiques has dated this piece to the 1920s.
Measurements:
Height 1" (approx. 2.5cm)
Width at widest point: 2" (approx. 5cm)

Width at narrowest point: 1 1/2" (approx. 3.8cm)
Measurements of box:
Height 2 1/2" (approx. 6.3cm)
Width: 3 7/8" (approx. 10cm)
Depth: 4 7/8" (approx. 12.5cm)
Total weight of napkin rings: 160g
In good condition - any dark areas are from the photography.
Kingsdown Antiques has dated this piece to the 1920s.
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