A US brand made in Xiamen, China. Boots starts from 370 USD.
The reputation among casual boots community is quite good.
The founder married a Chinese girl, and she was running clothing business in Xiamen. Then they worked together to found Grant Stone in 2016.
The lasts are inhouse developed, great material is used around the shoes.
Remark
Telling from the models, I think they target Alden.