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 10 of 25 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Aquamarine Ring: $62 The gold and bluish-gray of this affordable stunner pair perfectly together. Previous Next Start Slideshow WeddingsFrugal LivingEngagement RingsEngagementShopping