मणिमध्योऽर्धमाणवकः ॥ कZ_०२.११.१९ ॥
maṇimadhyo 'rdhamāṇavakaḥ
Ang kuwintas na may hiyas sa gitna ay “ardha-māṇavaka” (isang sub-uri na kalahating antas sa loob ng pag-uuri ng māṇavaka).
To encode intermediate quality/value bands so that pricing, wages, and procurement can match finer differences in material/workmanship.
It reduces ambiguity—sellers cannot pass a lower grade as a higher one when categories are officially defined.