ニッケルめっきじゃなかったです
ニッケル鍍金じゃなかったです
nikkerumekkijanakattadesu

Noun
Desu Copula
no-Adjective

The polite, past negative form of ニッケルめっき

1. Wasn't nickel-plated.; Wasn't a nickel plating.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana