Article 265 NYS Penal Law
S 265.01 Criminal possession of a weapon in the fourth degree.
A person is guilty of criminal possession of a weapon in the fourth
degree when:
(1) He possesses any firearm, electronic dart gun, electronic stun
gun, gravity knife, switchblade knife, pilum ballistic knife, metal
knuckle knife, cane sword, billy, blackjack, bludgeon, metal knuckles,
chuka stick, sand bag, sandclub, wrist-brace type slingshot or
slungshot, shirken or "Kung Fu star"; or
Not arguing with you - I know brass knuckles are prohibited in some jurisdictions - but wouldn't they actually have to be brass knuckles and not an odd piece of jewelry?
I would be interested to know what material the ring was made out of and it's weight.