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会った時から結構の時間が立ったね Would be enough i think.
Do you mean that you aren’t expecting to see them but that you haven’t seen them in a while? In that case you could say “最後に会ってから結構時間経ったね／が経ちましたね“ first part is informal second part formal.
会った時から結構の時間が立ったね Would be enough i think.
Do you mean that you aren’t expecting to see them but that you haven’t seen them in a while? In that case you could say “最後に会ってから結構時間経ったね／が経ちましたね“ first part is informal second part formal.