Kalo Shop pendant necklace with lapis lazuli

The Kalo Shop
pendant necklace on an original chain
Chicago, Illinois
sterling silver, lapis lazuli
stamped marks
Jugendstil / Secessionist influenced design
pendant: 7/8"w x 1 15/16"h; chain: 16"l

Provenance:
The Paul & Terry Somerson Collection of 20th and 21st Century Metalwork and Jewelry

Literature:
Berberian, Rosalie, Creating Beauty: Jewelry and Enamels of the American Arts & Crafts Movement, Schiffer Publishing, 2019, p. 119