The phrase "retro charm" refers to something that has a nostalgic or old-fashioned appeal, often admired for its charm and uniqueness from the past. Full definition
Nice game, great atmosphere, awesome retro charm, memorable characters, good storyline. (metacritic.com)
Unique Vintage carries high - quality wiggle dresses in a large assortment of patterns, colors and styles at prices that you won't find anywhere else, making you feel fun and fancy - free as you add a bit of retro charm to your wardrobe. (unique-vintage.com)
Wonderful stylish suit with retro charm. (garnethill.com)