Name, year and country of birth from search on New Zealand BDM website in May 2021:
1916/6508. Burch, Herbert Clement. Mother: Catherine. Father: Basil

Full date of birth of 15 February 1916 from further searching in May 2021 on BDM Search by incrementally changing the date range for the birth.

Year of death found in May 2021 from:
https://www.familytreecircles.com/cart-56410.html
“Clement Herbert Burch aged 4, son of Basil Burch & Catherine 'Kate' Robertson was buried in Gisborne in 1920”.

Year and country of death, from death search on New Zealand BDM website in May 2021:
1920/2450. Burch, Clement Herbert, died age 4Y

Full date of death of 13 August 1920 from further searching in May 2021 on BDM Search by incrementally changing the date range for the death.