Name of “Frances”, date of death, age of death, from cemetery records for husband, David Wilson Hamilton, found in July 2020:
“Frances, died 25 Jan 1899 aged 61”

Year and country of marriage from search on New Zealand BDM website in January 2021:
1875/2841. Bride: Frances Charles. Groom: David Wilson Hamilton

Full date of marriage of 16 December 1875 from further searching in January 2021 on BDM Search by incrementally changing the date range for the marriage.

Country of death, different age at death, from death search on New Zealand BDM website in January 2021:
1899/1268. Hamilton Frances, died age 58Y [Therefore born circa 1841]

Full date of death of 25 Jan 1899 from further searching in January 2021 on BDM Search by incrementally changing the date range for the death.