Popsugar Lifestyle Weddings Engagement Rings Under $100 25 Gorgeous Engagement Rings That Cost Under $100 10 May, 2018 by Brinton Parker View On One Page Photo 18 of 25 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 18 Platinum-Plated Ring: $63 For the budget-savvy bride who desires a traditional engagement ring, this gorgeous piece is the perfect choice. Normally $180, you can now snag this beautiful ring for under $70! Previous Next Start Slideshow WeddingsFrugal LivingEngagement RingsEngagementShopping