sentimental Definition

1. Readily feeling, indulging in or expressing tender emotions or sentiments, especially love, friendship and pity.
2. Provoking or designed to provoke such emotions, especially in large measure and without subtlety.

Thesaurus: emotional, romantic, melodramatic, nostalgic, maudlin, tender, weepy, schmaltzy (slang), drippy (slang), sappy (US slang); corny, dreamy.
3. Closely associated with or moved by fond memories of the past; nostalgic.

Example: objects of sentimental value