Declension table of ?sarvaratna

Masculine	Singular	Dual	Plural
Nominative	sarvaratnaḥ	sarvaratnau	sarvaratnāḥ
Vocative	sarvaratna	sarvaratnau	sarvaratnāḥ
Accusative	sarvaratnam	sarvaratnau	sarvaratnān
Instrumental	sarvaratnena	sarvaratnābhyām	sarvaratnaiḥ sarvaratnebhiḥ
Dative	sarvaratnāya	sarvaratnābhyām	sarvaratnebhyaḥ
Ablative	sarvaratnāt	sarvaratnābhyām	sarvaratnebhyaḥ
Genitive	sarvaratnasya	sarvaratnayoḥ	sarvaratnānām
Locative	sarvaratne	sarvaratnayoḥ	sarvaratneṣu

Compound sarvaratna -

Adverb -sarvaratnam -sarvaratnāt