This enamel pin is part of the 'Pastel Lover' series. It represents a colour theory Venn diagram, including primary and secondary colours.
SPECIFICATIONS:
- 2.9 x 3.1 cm (approx 1.1 x 1.2 inches)
- Hard enamel
- Gold plating
- Logo stamped in the back
- Pink rubber backings
Check this link to know more about Seconds (B grade) pins and my pin grading system.