Gin is dead. :|All he did was slash him. Trust me. there are people that are alive that got WORST FATAL WOUNDS.
That small Arancar girl that is now Vice captian.. Forgot her name. She wore pink and hung with shinji (Cut in half)
Hitsougauya (Freeze dude) (Slash was as deep as Gin)
Captain Commander (His right arm... PSH! with a explosion that big? Fck outta here)
Ukaitake (Sick captian) (Sliced up)
Them 3 Arrancar Girls.........(Burned to death)
the list goes on and on... Trust me when i say this. GIN is NOT dead
Not to mention but Kenpachi got stabbed WORST then gin when he fought noritora.
Grimmjow is alive.yea but hes prooven dead.... All those people you mentioned got up.. Gin DIED.
Gin has no importance. This is basically the same Grimjaw.
Im sure they felt his heart beat and then said he died.. lol.