षडश्रश्चतुरश्रो वृत्तो वा तीव्ररागः संस्थानवानछः स्निग्धो गुरुरर्चिष्मानन्तर्गतप्रभः प्रभानुलेपी चेति मणिगुणाः ॥ कZ_०२.११.३३ ॥
ṣaḍaśraścaturaśro vṛtto vā tīvrarāgaḥ saṃsthānavānachaḥ snigdho gururarciṣmānantargataprabhaḥ prabhānulepī ceti maṇiguṇāḥ
Sifat batu permata ialah: bersudut enam, bersudut empat, atau bulat; berwarna sangat pekat; berbentuk baik; jernih; berkilau licin; berat; bercahaya; mempunyai kilau di dalam; dan memancarkan kilau ke luar.
They operate like a checklist for inspectors—standardizing acceptance/rejection, pricing bands, and accountability in treasury acquisitions.
Weight/density helps distinguish genuine stones from lighter substitutes, supporting fraud detection and consistent valuation.