Jewelry & gold · a closer look
J.C. Jonker mark: J J, c. 1900–1999
Mark details
- Maker
- J.C. Jonker →
- Period
- c. 1900–1999
- Wording
- J J
- Appearance
- star
- Place
- Haarlem, Netherlands
Dating cue
The source entry lists early 20th century.
Notes
Asterisk *, cartouche, frame, rectangle, square