Designer History: PRANDA (CNA, PNA, PDN, Prima Gold, Crystaline)

globalgemology.com tells us: PRANDA Hallmark(s):  "CNA", "PNA", "PDN", "Prima Gold", "Crystaline"  The PRANDA jewelry group was founded in 1973, in Thailand, as Pranda Design Ltd.  Works primarily in silver."
https://www.globalgemology.com/p.html#/