A beautiful pair of early 20th-century Arts & Crafts antique sterling silver napkin rings with inset purple cut stones. Both are fully hallmarked with matching marks and date letters. They are free from inscriptions or monograms. HALLMARKS : Birmingham, SILVER fineness 925. MAKER Joseph Cook & Son. DIMENSION : length 5.9cm (2 1/4"), width 2cm (3/4"), depth 2.6cm (1), approx. CONDITION : Great condition with just minor age-related wear. We only sell genuine vintage and antiques.