- On April 28, 1988: Phu Nhuan Gold and Silver Business Store was established, under the People Committee of District Phu Nhuan.
- In 1992: Officially renamed Phu Nhuan Gold and Gemstone Company after two previous name changes from Phu Nhuan Gold and Silver Business Store and Phu Nhuan Foreign Exchange Jewelry Company.
- On January 2, 2004: Became a joint-stock company, transforming from a Party-run economic enterprise into Phu Nhuan Gold and Gemstone Joint Stock Company.
- In December 2005: Increased charter capital to VND 55 billion.
- In December 2006: Increased charter capital to VND 100 billion.
- In February 2007: Increased charter capital to VND 120 billion.
- In May 2007: Increased charter capital to VND 240 billion.
- In December 2007: Increased charter capital to VND 300 billion.
- On March 23, 2009: PNJ shares were officially listed on HOSE with a reference price of VND 45,600/share.
- In December 2009: Increased charter capital to VND 400 billion.
- In 2010: Increased charter capital to VND 600 billion.
- In October 2012: Increased charter capital to VND 720 billion.
- On January 12, 2013: Inaugurated the largest jewelry, diamond, and watch center in the entire system at 52A-52B Nguyen Van Troi, Phu Nhuan District, Ho Chi Minh City.
- In December 2013: Increased charter capital to VND 756 billion.
- On July 10, 2015: Increased charter capital to VND 983 billion.
- In August 2017: Increased charter capital to VND 1,081 billion.
- On July 10, 2018: Increased charter capital to VND 1,621 billion.
- On December 14, 2018: Increased charter capital to VND 1,670 billion.
- On July 4, 2019: Increased charter capital to VND 2,227 billion.
- On December 31, 2019: Increased charter capital to VND 2,253 billion.
- On January 11, 2021: Increased charter capital to VND 2,276 billion.
- On December 30, 2022: Increased charter capital to VND 3,282 billion.
- On January 23, 2024: Increased charter capital to VND 3,347 billion.
