In the latest Sace Says column on the Lineage II website, a lot of new information is revealed about new armor sets coming with the Goddess of Destruction update.
When players awaken at level 85, they will be 'gifted' the Immortal Set. At level 90, it's the Twilight Set. At level 95, the Seraph set is revealed and is considered by Sace to be the most diversified armor set in the game. Finally, at level 99, players start seeing the Seraph set. Every race and gender, according to Sace, has its own unique look for each armor set as well.
A lot of the blog post is devoted to details about the colors and looks of the various armor sets and several great screenshots accompany the article.
Read the full article about the Lineage II armor sets on the official site.