I don't usually buy expensive jewelry but I treated myself to something special the other day.
I don't normally buy anything luxurious when it comes to jewelry but I did the other day.
1) I don't usually buy expensive jewelry but I treated myself to something special the other day.
「普段高価なアクセサリーは買わないけど、この前自分のご褒美に特別なのを買っちゃった。」
2) I don't normally buy anything luxurious when it comes to jewelry but I did the other day.
「普段高価なアクセサリーは買わないけど、この前買っちゃった。」
expensive で「高価な」
luxurious で「贅沢な・豪華な」
ご参考になれば幸いです!