The RealReal (opens in new tab) has quickly become one of the largest marketplaces for an amazing selection of vintage clothing and handbags. Because inventory is replenished so often, there is almost never a FOMO where you can find several of a particular bag right off the shelf. That's because inventory is replenished frequently! The app allows you to receive alerts of new arrivals so you never miss a shopping opportunity.

Vestiaire Collective (opens in new tab) is basically a fancier version of Poshmark. Sellers from all over the world photograph their works and list them directly on the site. Sellers also set their own prices, so do your research on resale value before jumping in.

1st Dibs (open in new tab) has a cult following for its furniture and interiors, but it also has a great selection of vintage fashion. Working with a network of boutiques and dealers around the world, they offer a wide variety of handbags, from the ultra-rare to the now-popular used it bags.

Since its launch in 2014, Rebag (opens in new tab) has quickly risen to the top of the prestigious pre-owned handbag rankings; Rebag newbies can sign up for an email and receive a $200 credit toward their first purchase. There is also a section called "Bags Under $750," which is a good place to start if you're not looking for anything special.

It seems a bit random, but Shopbop (opens in new tab) actually has a super curated selection of vintage Chanel offerings from designer vintage authority What Goes Around Comes Around (opens in new tab) carries. With their phenomenal shipping speeds, you can have your favorite '90s items and their matching sweaters by the next day. Boom!

Smaller vintage boutiques and their online stores are not to be missed when looking for a handbag. For shoppers looking for something with a slightly more curated touch, working directly with a small boutique may feel more special. New York-based Resurrection Vintage (open in new tab) has been an authority on vintage clothing for more than 20 years and has unearthed some very rare items from iconic seasons by Alaia, Comme des Garcons, Margiela, and others. For example, this hard-to-find Margiela glove bag is a deep cut that only true fashion hunters can appreciate.

Fashion insiders have been tight-lipped about this wayward resource for resale (open in new tab), but unfortunately (or fortunately) we are blowing their spots. The selection of designers is more diverse and less crowded with repeats, making the browsing experience truly pleasant.