It's engagement season! Gifts under $30 for the newly betrothed

If you feel like there's been a sudden rash of proposals in your social circle lately, you're not imagining it -- and you're not alone. According to Brides.com, we're smack in the middle of engagement season, which spans Thanksgiving to Valentine's Day.

When it comes to newly betrothed friends and coworkers, you can often get away with a congratulatory card or voicemail. But chances are you'll be celebrating the engagement of someone close to you before your financial holiday hangover clears -- so here's a roundup of ideal engagement gifts for less than $30.