Name, date and place of birth and death, place of burial, photo of headstone, from Find a Grave website found in January 2024:
https://www.findagrave.com/memorial/154332620/margaret-watt
Name: Margaret Watt
Maiden Name: Davidson
Birth Date: 3 December 1803
Birth Place: Cellardyke, Fife, Scotland
Death Date: 7 February 1881
Death Place: Wanganui East, Whanganui District, Manawatū-Whanganui, New Zealand
Cemetery: Heads Road Cemetery, Whanganui District, Manawatū-Whanganui, New Zealand
Spouse: George Whitton Watt
Children: Andrew Watt, Janet Duncan Bayly