hollow_03s_km_volonoi is a smart base that can be placed accessories, smart watch, watches, bits and bobs.(It depends on the kind of watch and accessories.)
Part of the brown will be Kimekomi area.(You can enjoy as an accent line If you do not want to Kimekomi work.)
Please refer to this
working-process material, tool, work in regard to the steps required Kimekomi.
Please purchase from reading the material information in the site.
Accessories in the image is not attached.
Download of reference data